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On Average, the Average is Off
Andrew Watson
Andrew Watson

 

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Here’s a potential headline:

BOOK ON STATISTICS MAKES GRIPPING READING

Or, another:

COMMONLY USED SCHOOL METRICS MOSTLY USELESS

Or, one more:

LIFE STORY OF FUNNY MAN EXEMPLIFIES MORAL IMPERATIVE

These headlines, perhaps, leave you deeply skeptical. And yet, Todd Rose’s The End of Average fulfills them all. It may be the only book about a basic mathematical procedure that you start recommending to your colleagues.

BOOK ON STATISTICS MAKES GRIPPING READING

As a culture, we’re obsessed with averages: from IQ and GPA, to ERA and on-base percentage, to the Dow Jones and monthly unemployment.

Given the ubiquity of these calculations, it’s amazing to learn that an identifiable individual first decided to use scientific averaging procedures to draw conclusions about human social institutions. (It’s even more amazing to learn that his name was Adolphe Quetelet. This man should have invented potato chips.)

In the 200 years since Quetelet, some have seen the average as the ideal, and vilified variance from the average as a problem that schools and factories must solve.

Others—including Francis Galton, relative of Charles Darwin—have been champions of those who exceeded the average, exalting the eminent above the mediocre (and certainly above “the imbecile”).

In other words, there is a social history to our obsession with averages. It’s not a timeless norm of human societies, but a recent quirk in our social world view.

Improbably, Rose recounts this intellectual and social history with admirable clarity and welcome humor. I rarely lost my place in his argument, and regularly appreciated his wry observation and turn of phrase. When reading about the history of math, every Dante deserves so engaging a Beatrice.

COMMONLY USED SCHOOL METRICS MOSTLY USELESS

But here’s the catch in Rose’s engaging and witty story: when we use averages to describe people, the underlying mathematical assumptions go badly awry.

I’ll leave the details to Rose (who, by the way, does an impressive job making the “ergodic switch” clear to non-math readers).

The simple version is this; the rules governing mathematical procedures assume that human beings are like certain gas molecules: identical, and changeless. Of course, you don’t need too much experience as a teacher to know that our students are not immutable clones.

The horrifying implication: our obsession with IQ and GPA and countless other measurements that depend on averaging depends ultimately on a mathematical error. There’s a bug deep in the code we’ve been programming with all along.

Here’s an analogy—adapted from Rose’s introduction. The last time you rented a car, you probably spent a few minutes adjusting all sorts of settings. You moved the seat up and back, tilted the steering wheel, rejiggered the mirrors—even before you got to the radio and the AC.

Of course, car makers would be much happier if they could dispense with all these adjustments; that is, if they could build a car for the average driver. But they (or, as Rose explains, the Navy) have found that no such driver exists. Even if you knew that a driver is 5’ 10”, you still can’t make good predictions about the right height for the steering wheel, or the proper tilt for the headrest…much less the best temperature for the car.

And yet, IQ tests assume, in effect, that all students can comfortably drive the same car. If their driving is faulty, the problem resides in the driver, not in the car itself.

Other books in this field offer specific teaching strategies. Instead, Rose offers readers a new way to think about information we already have. The uses of these new thought processes will be different for each of us.

If, for example, your school uses IQ scores or GPA as a prerequisite for advanced tracks or classes, you’ll know how to think about these criteria in the future.

If, on the other hand, you’re designing a new class, Rose’s frameworks will doubtless inspire you contemplate course requirements anew. His final three chapters, in fact, offer models for rethinking old systems to allow for complex individuality.

Alas, Rose’s examples don’t come from K-12 schools; we will have to do that work ourselves. At the same time, we can be more effective in rethinking approaches to teaching given Rose’s wisdom and guidance.

LIFE STORY OF FUNNY MAN EXEMPLIFIES MORAL IMPERATIVE

More than most books on science, Rose presents his own life story as a central example of his hypothesis.

In many ways, his biography resembles a cautionary tale about bad choices and misspent opportunities. After a series of failures in high school, he ended up on welfare—with a wife and two children to support.

And yet, Dr. Todd Rose is now the Director of the Mind, Brain, Education program at Harvard University’s School of Education—and the author of a book published by Harper Collins. He has, in brief, made it.

His remarkable story points to two key moral arguments.

First: as a society, our schools cheat many who don’t fit within “averagarian” norms. Clearly Rose has what it takes to succeed—the man is, after all, a Harvard professor. And yet, our education system didn’t facilitate his success; it routinely impeded that success.

We simply can’t feel good about social systems that block capable people.

Second: as a society, we cheat ourselves by limiting the successes of promising students. Think of all the other Todd Roses out there who were not able to overcome the hurdles our system placed before them. Think what they might have invented and accomplished and discovered—for us.

In other words: Rose’s desire to see past faulty “averagarian” thinking is not some dewy-eyed project to make do-gooders sleep cozily. Instead, it is an utterly rational appeal to our sense of justice and of logic. If we can take off our social blinders, we will benefit not only those who need non-average systems to thrive, but also ourselves, our students, our families, and our world.

 

Todd Rose (2016). The End of Average: How We Succeed in a World that Values Sameness. New York: HarperOne.

 

Full Disclosure: I took one course under Dr. Rose in the MBE program at Harvard’s School of Education.

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Theresa Cheng
Theresa Cheng

The Olympics have just come to an end­. Though this year’s games have been mired in controversy, it’s hard to deny the awe that Olympians can inspire. But behind each astonishing feat of athleticism is a lifetime of training and preparation, and Olympians embody some of the attitudes that we hope our students take on: the belief that effort and discipline matter, and that pushing through individual moments of struggle builds toward success. Believing these messages is part of self-efficacy, a belief in the ability to succeed. For many students, developing a sense of self-efficacy may be necessary for a lifetime of learning, for making so many hopes—college, salaries, personal and political empowerment—come true.

But a strong sense of self-efficacy can’t help you sprout feathers, and one assumption of training is that it’s truly possible to improve. Having a growth mindset about a characteristic, like intelligence, is to believe that it’s fundamentally malleable and that directing effort toward improving it will be worthwhile. Mindsets inform action, so those with a growth mindset about intelligence are thought to be more likely to embrace challenge and learn from failure.1 In contrast, having a fixed mindset about intelligence is the view that becoming a smarter person is about as plausible as sprouting feathers. Even for those who may believe they possess intelligence, this view is related to avoiding challenges, giving up easily, and subsequently reaching a plateau in growth1 (For more on growth mindset, see my colleague Ashle Bailey-Gilreath’s article, “The Problem with Believing in Innate Talent.”)

However, taking on a growth mindset can be a large pill to stomach for those who feel chronically alienated and frustrated by school.

What can make the message go down smoother? Biology, it seems. Materials to teach growth mindset in schools often emphasize the brain’s plasticity, or its ability to change and grow with experience. It’s no coincidence that the leading program for teaching growth mindset is called Brainology.

Growth mindset interventions can make a difference

In one group of middle school students, participating in an 8-week growth mindset/neuroscience course reversed the typical decline in math achievement across these grades (as compared to a control group of students in a study skills course).2 This program is one of many social psychological interventions that improve student outcomes by targeting their beliefs. Surprisingly, even brief interventions can have long-term effects, particularly at sensitive academic transition points and for students who face negative stereotypes about their intelligence.3

How do these work? It seems unlikely that most students are constantly reflecting on the intervention, particularly as months and years go by. Instead, changes in students’ underlying attitudes may snowball into positive outcomes.3 Some research suggests that mindsets may affect basic brain processes related to attention. In adults completing a simple letter-matching task, growth mindset was associated with stronger changes in electrical signals (measured using electroencephalograms, or EEG) related to attention after making a mistake.4,5 In turn, this neural signature of attention was related to better performance on the task.4,

However, very few studies report on brain measures related to growth mindset, particularly in children.

In spite of this, some interventions incorporate neuroscience to try to make their messaging more compelling. Persuasiveness is a critical part of effective intervention.3 Does incorporating neuroscience make arguments more compelling? The research here is mixed: some studies have found that adding brain images or neuroscience jargon makes messages more believable, while others have found no effect.6

Misconceptions and inaccuracies in popular growth mindset curricula

Does growth mindset get neuroscience right? Educational materials related to growth mindset have proliferated, so it’s difficult to assess these materials as a whole. However, zeroing in on two popular articles suggests a few potentially common issues.

Article: “You can grow your intelligence,” Brainology

This article was provided to me early in my teacher training. In kid-friendly writing, this piece makes the case for effortful practice, with statements like, “…when [people] practice and learn new things, parts of their brain change and get large a lot like muscles do when they exercise.”7

Claim 1: Of course, this rests on the assumption that having a bigger brain is necessarily better.

The problem: In my last post, I argued that “growing your brain” is a mediocre summary of overall brain changes in human learning and development. Rather than sheer growth, learning and development involve complex changes at multiple levels in the brain.

Claim 2: This article also discusses research finding heavier brains and more complex neural architecture in animals that lived with other animals and toys, in comparison to those that lived alone in bare cages. The article also describes the finding that later introduction to toys and socialization led to changes in the brain.

The problem: These fascinating studies have parallels with research showing altered behavioral and neural patterns in institutionalized children, with some improvements if children’s environments are altered with foster care.8,9 While this work points to a profound role of experience in brain development, this evidence doesn’t show differences in brain development related to effortful practice; what it really shows is that a normal environment leads to more brain connections than being very deprived.10

Article. “Mistakes Grow Your Brain,” Stanford’s youcubed

Claim: Mistakes grow your brain

The problem: The cited research study (described earlier) found that in adults, growth mindset was related to greater attention to errors.4 This neural signature of error processing was also associated with better performance on the letter-matching task. The method used in the paper uses EEG to measure the electrical activity of the brain, which reflects coordinated electrical brain activity. Current methods to image the brain’s changing connections while performing a task would be highly invasive (i.e., requiring brain surgery). The researchers did not take any measures of brain growth, so the study simply doesn’t support this claim.11

Why does this matter?

Some might argue that given the potential positives of teaching growth mindset, these arguments are petty. So what if growth mindset hasn’t been proven to literally induce brain growth? It seems to improve student learning, and that’s what matters most.

To be clear: student learning absolutely matters. But student learning and supporting accurate, nuanced views of science are not mutually exclusive. Of course, some details might be beyond a first grader’s grasp. But discounting these issues outright sends the message that science is too hard, and we just can’t be bothered to try to get it right. And some of the issues identified above reflect hazy reasoning and a misuse of sources—which are cardinal sins across the sciences and the humanities. It would be possible to select neuroscience studies focusing on the many ways that our brains constrain our basic perceptual access to the world, conveying an entirely different story about how little we’re really in control.

The bottom line

Growth mindset and other social psychological interventions have framed important conversations about the role of implicit attitudes in learning. They’ve also made tangible impacts in the public sphere through intervention work. However, popular resources for implementing growth mindset curricula sometimes miss the mark when it comes to incorporating brain research. If you’re implementing growth mindset in the classroom, it’s worth being aware of some common over-simplifications and errors.

Another way of addressing this issue is to be attentive to language. As I’ve written before, we typically have other goals in mind when we talk about growing the brain, such as developing a skill. In these cases, we’re only loosely referring to actual, physical brains. Unfortunately, this common half-metaphor may make it easier for us to open our pocketbooks to commercial interests making unfounded claims about brain-based strategies or products.

While talking about brain development and plasticity may be a powerful part of communicating implicit messages about students’ capacity, it isn’t the only way. And when invoked, it comes with a responsibility to be accurate and thoughtful in communicating science.

 

References & Further Reading

  1. Dweck, C. S., Chiu, C., & Hong, Y. (1995). Implicit theories and their role in judgments and reactions: A word from two perspectives. Psychological Inquiry, 6(4), 267–285. [Paper]
  2. Blackwell, L. S., Trzesniewski, K. H., & Dweck, C. S. (2007). Implicit theories of intelligence predict achievement across an adolescent transition: A longitudinal study and an intervention. Child Development, 78(1), 246–263. [Paper]
  3. Yeager, D. S., & Walton, G. M. (2011). Social-Psychological Interventions in Education: They’re Not Magic. Review of Educational Research, 81(2), 267–301. [Paper]
  4. Moser, J. S., Schroder, H. S., Heeter, C., Moran, T. P., & Lee, Y.-H. (2011). Mind Your Errors Evidence for a Neural Mechanism Linking Growth Mind-Set to Adaptive Posterror Adjustments. Psychological Science, 22(12), 1484–1489. [Paper]
  5. Schroder, H. S., Moran, T. P., Donnellan, M. B., & Moser, J. S. (2014). Mindset induction effects on cognitive control: A neurobehavioral investigation. Biological Psychology, 103, 27–37. [Paper]
  6. Michael, R. B., Newman, E. J., Vuorre, M., Cumming, G., & Garry, M. (2013). On the (non)persuasive power of a brain image. Psychonomic Bulletin & Review, 20(4), 720–725. [Paper]
  7. Mindset Works. (2002). “You Can Grow Your Intelligence.” Health and Science News You Can Use/Brainology. [Link]
  8. Nelson, C. A., Fox, N. A., & Zeanah, C. H. (2013). Anguish of the Abandoned Child. Scientific American, 308(4), 62–67. [Article]
  9. Sheridan, M.A., Fox, N.A., Zeanah, C. H., McLaughlin, K.A., & Nelson, C. a. (2012). Variation in neural development as a result of exposure to institutionalization early in childhood. Proceedings of the National Academy of Sciences, 109(32), 12927–12932. [Paper]
  10. Sarah-Jayne Blakemore, U. F. (2005). The Learning Brain: Lessons for Education. Wiley-Blackwell. [Link]
  11. (2016). Your Brain on Maths: Educational Neurononsense Revisited. [Blog]
  • Bailey-Gilreath, A. (2016). The Problem with Believing in Innate Talent. Learning & the Brain Blog [Link]
  • Farah, M. J., & Hook, C. J. (2013). The Seductive Allure of “Seductive Allure.” Perspectives on Psychological Science, 8(1), 88–90. [Paper]

Why Your Brain Has Better Things to Do than “Grow”
Theresa Cheng
Theresa Cheng

grow your brain

Intuitively, the idea of “growing” sounds great.

It’s become synonymous with making something bigger, better, or more mature. We’re inundated with messages to grow our wealth, grow our networks, grow our following;it was just a matter of time before people started promoting strategies to grow our brains, too.

But before we start loading up on smart pills and brain games, we have to ask: Can we really grow our brains? And more importantly, why would we want to?

One reason may be that we feel empowered by the potential to make a lasting physical mark on our brains through our beliefs, behaviors, and experiences. By thinking that we’ve changed our neural architecture, we may feel like our effort has been more meaningful or real. (This article from the Greater Good Institute makes this argument explicitly.)

However, the “you can grow your brain” slogan hugely oversimplifies what we know about brain development and learning. Although it is based in truth, the brain actually changes in ways that are more subtle and fascinating than sheer growth.

What does the slogan “You can grow your brain” ultimately get right, and where does it miss the mark?

 

What it gets right: The brain is plastic 

The brain is remarkably flexible and continues to change in response to the environment throughout the lifespan.

Because networks in the brain generally become more specialized with age,1 the brain has the greatest neuroplasticity, or ability to change, in childhood.2 The brain is so flexible that people who have half of their brains removed (hemispherectomy) in childhood as treatment for severe epilepsy can, in many cases, go on to live fairly normal lives. (Check out this work on two fascinating case studies!)

One mechanism for neuroplasticity in adulthood is the birth of new neurons, called neurogenesis, in a part of the hippocampus. Though neurogenesis was once thought to be impossible past childhood, scientists now generally agree that these new neurons give brains a chance to become more fine-tuned to the environment throughout our entire lives.3 However, some research challenges the notion that there are enough new brain cells to explain changes in how adults think and behave.4

A well-known study demonstrating neuroplasticity in adults found that, compared to people in other occupations, on average London taxicab drivers had bigger posterior (closer to the back of the head) hippocampi.5 Here, volume is thought to be a proxy for the number of cells. The posterior hippocampus is associated with spatial navigation, and London taxicab drivers exercise this skill extensively, typically spending years learning the city streets before taking a challenging examination. On average, the longer people had spent as taxi drivers, the bigger their posterior hippocampi.

However, this particular study didn’t establish that more taxi driving experience causes brain growth—it was only correlational. Another plausible explanation of the findings is that people who choose to become taxi drivers and stay in the job for the long run have bigger posterior hippocampi and superior spatial navigation.

 

What it gets wrong: Bigger isn’t always the goal

What’s often overlooked about the London taxicab driver study is that, relative to the control group, the taxicab drivers actually had smaller anterior hippocampal volume (the part of the hippocampus closest to the front of the head).5 The idea that taxicab drivers sprouted a bigger overall hippocampus through practice isn’t quite right.

One fuller possible explanation of the findings is that hippocampus was re-organized with greater specialization for spatial navigation. Although this finding still demonstrates neuroplasticity, simplifying the story to “the brain grew!” paints an incomplete picture of brain development… and its goals.

In the broad scheme of things, is a bigger brain a better brain?

Bigger brains relative to body size have been correlated with more intelligent species, and among humans overall brain size is moderately correlated with IQ.6 However, this pattern is weak enough that you can’t necessarily tell any individual’s intelligence from their overall brain size. Albert Einstein, for instance, was known to have a pretty average-sized brain!

The answer also depends on the part of the brain in question. Life circumstances associated with early neglect such as being raised in an orphanage7 or having a mother with depressive symptoms8 are associated with larger amygdala volume. The amygdala is a part of the brain thought to be critical for processing fear, and in the orphanage study, greater amygdala volume was correlated with symptoms of anxiety and depression.7

Sheer growth simply isn’t a good way to describe the developing brain. The cortex thins out over the course of typical development into adulthood, and how fast it thins is correlated with intelligence.9 The cortex is the outermost layer of the brain, and is crucial for cognitive functions like language, memory, and consciousness. Cortical grey matter volume, which is made of the bodies of brain cells, peaks in childhood and decreases in adolescence to a stable point in the 20s.10 On the other hand, white matter increases steadily during adolescence.11 White matter is named for the fatty “blankets” around neural fibers that improve the efficiency of their communication.* 

Finally, there may important reasons as to why the brain loses brain cells, drops certain neural connections, and becomes less flexible. Important messages may be more effective with fewer competing signals, and excessive neurogenesis could make the brain a noisier, less efficient system.

 

The developing brain becomes more refined

A more sophisticated way to think about brain development emphasizes refinement over growth. As my colleague Kate Mills has written previously, when it comes to brains, more connections aren’t necessarily better. It may be important that some connections are lost so that others are strengthened.

Which connections are strengthened are likely influenced by experience. Here are a few other ways that the brain changes that paint a more sophisticated picture than sheer growth—and this list is far from complete!

  • Improving connections between brain regions (myelination): Laying down myelin makes connections between different neural regions more efficient, which means communication between cells can happen faster. One white matter tract (a.k.a. a group of myelinated neural fibers) called the arcuate fasciculus connects regions of the brain involved in language, and the myelin content in a part of this tract is associated with better word learning.12 Learning to read, even as an adult, is associated with changes in the arcuate fasciculus.13
  • Changing the structure of brain cells (dendritic spine density and arborization): Dendrites are a part of brain cells that primarily receive messages from other neurons at small protrusions called spines. Increases in the density of spines and the complexity in their organization (akin to a tree with more complex branching) have been found in adult primates after spending a month in a more complex/“enriched” environment.14In this sense, growing is important – it’s just about highly organized growthon a really tiny scale, rather than overall brain
  • Changing how neurons’ genes are read (epigenetics): Epigenetics involves changes related to how DNA is read, rather than changes to the genome itself. If each cell’s DNA is a book, epigenetics is like going through and highlighting or blacking out certain lines without changing the underlying text. Though merely “surface” changes, epigenetics may explain one way that early parental neglect harms children in the long run. Glucocorticoid receptors are important proteins that, in the hippocampus, are thought to help the body regulate its stress response. In rats, poorer maternal care has been linked to more genes for this protein being set to “off,” leading to a distorted stress response.15 And there’s evidence that a similar chain of events may occur in humans who have experienced child abuse.16

 

The bottom line

The idea that you can grow your brain is catchy and persistent. Pop culture is filled with the smartest characters having “big brains”, sometimes literally. However, I’ve argued here that it’s not the best or even the most interesting way to describe how the brain changes with experience or development.

In most cases, when we talk about growing the brain, we actually have other goals in mind, such as becoming better learners or maintaining healthy cognitive functioning in aging. Clarifying these goals and using strategies to reach them will change the brain along the way, but growing the brain isn’t typically a goal unto itself.

On the other hand, is it harmful to think about “growing your brain” if it’s something that your or your students find motivating? In my next post, I’ll explore this by taking a critical look at how the idea that you can grow your brain has been used in pop psychology and neuroscience, such as in growth mindset.

 

References & Further Reading

  1. Dosenbach, N. U. F., Nardos, B., Cohen, A. L., Fair, D.A., Power, D., Church, J.A, … Schlaggar, B. L. (2011). Prediction of Individual Brain Maturity Using fMRI. Science, 329(5997), 1358–1361. [Paper]
  2. Center on the Developing Child at Harvard University (2016). From Best Practices to Breakthrough Impacts: A Science-Based Approach to Building a More Promising Future for Young Children and Families. [Link]
  3. Opendak, M., & Gould, E. (2015). Adult neurogenesis: a substrate for experience-dependent change.Trends in Cognitive Sciences,19(3), 151–161. [Paper]
  4. (2016). The Myth of Human Adult Neurogenesis? [Blog]
  5. Maguire, E. A., Gadian, D. G., Johnsrude, I. S., Good, C. D., Ashburner, J., Frackowiak, R. S. J., & Frith, C. D. (2000). Navigation-related structural change in the hippocampi of taxi drivers, 97(8). [Paper]
  6. McDaniel, M. A. (2005). Big-brained people are smarter: A meta-analysis of the relationship between in vivo brain volume and intelligence.Intelligence33(4), 337–346. [Paper]
  7. Tottenham, N., Hare, T. A., Quinn, B. T., McCarry, T. W., Nurse, M., Gilhooly, T., … Casey, B. J. (2010). Prolonged institutional rearing is associated with atypically large amygdala volume and difficulties in emotion regulation.Developmental Science13(1), 46–61. [Paper]
  8. Lupien, S. J., Parent, S., Evans, A. C., Tremblay, R. E., Zelazo, P. D., Corbo, V., … Séguin, J. R. (2011). Larger amygdala but no change in hippocampal volume in 10-year-old children exposed to maternal depressive symptomatology since birth.Proceedings of the National Academy of Sciences108(34), 14324–14329. [Paper]
  9. Shaw, P., Greenstein, D., Lerch, J., Clasen, L., Lenroot, R., Gogtay, N., … Giedd, J. (2006). Intellectual ability and cortical development in children and adolescents.Nature440(7084), 676–679. [Paper]
  10. Huttenlocher, P. R., & Dabholkar, A. S. (1997). Regional differences in synaptogenesis in human cerebral cortex.The Journal of Comparative Neurology,387(2), 167–178. [Paper]
  11. Mills, K. L., & Tamnes, C. K. (2014). Methods and considerations for longitudinal structural brain imaging analysis across development.Developmental Cognitive Neuroscience,9, 172–190. [Paper]
  12. López-Barroso, D., Catani, M., Ripollés, P., Dell’Acqua, F., Rodríguez-Fornells, A., & Diego-Balaguer, R. de. (2013). Word learning is mediated by the left arcuate fasciculus.Proceedings of the National Academy of Sciences,110(32), 13168–13173. [Paper]
  13. Schotten, M. T. de, Cohen, L., Amemiya, E., Braga, L. W., & Dehaene, S. (2014). Learning to Read Improves the Structure of the Arcuate Fasciculus.Cerebral Cortex,24(4), 989–995. [Paper]
  14. Kozorovitskiy, Y., Gross, C. G., Kopil, C., Battaglia, L., McBreen, M., Stranahan, A. M., & Gould, E. (2005). Experience Induces Structural and Biochemical Changes in the Adult Primate Brain.Proceedings of the National Academy of Sciences of the United States of America,102(48), 17478–17482. [Paper]
  15. Weaver, I.C.G., Cervoni, N., Champagne, F. A., D’Alessio, A. C., Sharma, S., Seckl, J. R., Dymov, G., Szyf, M., Meaney, M. J. (2004). Epigenetic programming by maternal behavior.Nature Neuroscience,7(8), 847–854. [Paper]
  16. McGowan, P. O., Sasaki, A., D’Alessio, A. C., Dymov, S., Labonte, B., Szyf, M., … Meaney, M. J. (2009). Epigenetic regulation of the glucocorticoid receptor in human brain associates with childhood abuse.Nature Neuroscience,12(3), 342+. [Paper]
  • Immordino-Yang, M. H. (2007). A Tale of Two Cases: Lessons for Education From the Study of Two Boys Living With Half Their Brains. Mind, Brain, and Education, 1(2), 66–83. [Paper]
  • Blakemore, S.J., Frith, U. (2005).The Learning Brain: Lessons for Education. Wiley-Blackwell. [Link]
  • Horowitz, A. (2013). Why Brain Size Doesn’t Correlate with Intelligence. Smithsonian Magazine. [Link]

* Some information here is presented in more detail in other Learning & the Brain posts

  • Mills, K.L. (2015). 3 Things Neuroscience Teaches Us About the Changing “Teenage Brain.” Learning & the Brain Blog [Link]
  • Mills, K.L. (2015). The New Understanding of IQ. Learning & the Brain Blog [Link]

The Impact of Brain Damage on Education: An Interview with a Leading Vision Scientist
Gabriella Hirsch
Gabriella Hirsch

brain damage

 

As an optometrist-scientist and Associate Professor of Ophthalmology at Harvard Medical School, Dr. Lotfi Merabet is passionate about investigating the complex relationship between visual impairment (including blindness) and the brain. Most recently, as director of the Laboratory for Visual Neuroplasticity, Dr. Merabet has been on the frontlines of neuroscientific research on congenital cerebral/cortical visual impairment, or CVI. CVI is a prominent condition in children born prematurely and is caused by brain damage during early development to the visual pathways and structures of the brain. Although CVI has yet to receive much attention in the media and popular press, it nonetheless affects an increasing number of children in the United States, who are often unable to obtain the care and resources they need to thrive in today’s medical, rehabilitation and education systems. I had the privilege of sitting down with Dr. Merabet to discuss his perspective on what educators should know about CVI and what they can do to improve the lives of the growing number of children living with this condition.  

For an overview on the impact of premature birth on education, see a previous Learning & the Brain article of mine here.

Hirsch: Can you tell us a little about CVI, what spurred your interest in studying this disorder and why it’s important for people to gain awareness about it?

Merabet: So right away I can give you some numbers. Cortical Visual Impairment (CVI) affects nearly 2 out of every 1000 live births and accounts for nearly 25% of visually impaired children in developed countries including the US. CVI is now the leading cause of congenital visual impairment in the developing world. So the important thing to keep in mind here is that this is developed countries, not developing countries. Prenatal care and medical technology are getting better and better, so what we’re seeing is a byproduct of this progress. So babies who were not surviving thirty, forty years ago are now surviving better, surviving longer, but now living with many sensory and motor problems: this is what these kids represent. Given this profile change in children with this kind of damage, education and rehab strategies need to evolve to account for this.

Typically, in the past, children who went to schools for the blind had problems with their eyes and typically everything else was fine. What we’re finding now more and more is that children who go to these schools have multiple disabilities as well as hearing, speech or sensory motor issues; but at the same time there is the issue of children who have problems with their vision not because of specific disease with their eyes but rather due to damage to their brain. As you might imagine, these individuals are very different in profile than individuals who have problems with their eyes. What spurred my interest in this disorder was not only the large number of these individuals, but also the observation that the strategies used to teach these children who are normally blind because of damage to their eyes (e.g. teaching them how to read braille or how to use a cane) were not effective or very difficult to learn in the kids who have CVI.

I think that this is an important aspect not only from a society standpoint but also from the educational standpoint as well, because two children who may have similar levels of profound visual impairment may be completely different given the site of damage to their visual processing areas of the brain. 

Hirsch: What are the main issues experienced by kids living with CVI?

Merabet: Visual impairments in CVI can be very broad However, you can break this down on multiple levels. The first level is what’s referred to as “visual acuity” which is a measure of how well you can see small detail. On a second level, what we typically see in these children is referred to as “visual field restriction”, typically in the loser visual field area. This means that these kids will typically fall over or trip over things and this is a result of damage to pathways to the visual brain. The third thing that we see really can’t be explained by problems with the eyes alone and this has to do with visual processing in the brain. So for example, they will talk about not being able to find their favorite toy in a box of toys or find their friends or family members in a crowded room. When there’s a lot of action, they tend to get overwhelmed and have a very hard time following that action. They can get very distracted and also may have a hard time staying focused.

This speaks to the ability of how the brain is able to process and put together complex visual information. So depending on where the damage happens in the brain, this will lead to the various perceptual deficits. This is what makes this condition so challenging; not only for the child, but also for the families, and ultimately the educators who see undiagnosed kids in the classroom.

Hirsch: What do you think are the main issues for the families of these kids?

Merabet: One major problem is that families just don’t know how to find a doctor or provider who recognizes this condition. Again, because this damage is typically associated within the brain and not the eyes, very often they go see their family eye doctor who will look at the eyes and not notice anything out of the ordinary or fits with the child’s visual problems. As a result, these doctors might start assuming that these visual problems stem from psychiatric issues or developmental delays without taking into consideration that there’s actually something specifically wrong with their visual system. So this is a big cause of frustration from the family’s standpoint.

To make matters worse, a child with CVI and who has a visual acuity of say 20/60 (in other words, very blurry vision but still able to recognize large objects) may not qualify for benefits under the strict guidelines that define blindness, but yet clearly the same child has visual problems and could benefit from services.

So the fact that we live in a world that defines blindness based on acuity makes this very challenging because there are clearly individuals who need help but may not qualify based on visual acuity criteria. The last thing I would say is because this is a relatively new diagnosis; there aren’t any standardized strategies out there to help these kids. As a result, many families are left searching for answers on their own (e.g. online). Based on what they read, they try to forge their own strategies and plans and that makes it also very challenging because there’s no real clear consensus or dialogue regarding what needs to be done.

We need to change the way that we define visual impairment so that kids with these types of conditions can get access to the help they need.

Hirsch: Is it important for educators who don’t work with disabled kids to know about CVI? Given the high prevalence of CVI, teachers might play an important role because many kids might not get adequate recognition until they start in the classroom.

Merabet: That’s exactly right, I think educators need to be alert to this condition. For instance, if a child isn’t doing well in school, it makes sense to understand whether there is a visual or perceptual problem (not be quick to jump on necessarily behavioral or psychosocial issues), but this is not often the case. You could think of situations like dyslexia in the past or other developmental/learning issues that needed to be identified so that the child could get put on the education path best for them.

The issue with CVI is very much the same. To complicate matters, just because the child goes to see the family eye doctor and doesn’t see anything wrong with the eyes, doesn’t mean necessarily that there isn’t something wrong with the way the child sees the world.

So I stress upon this in terms of educators because very often they could be the first advocate for these kids. They spend a lot of time in class and they see when the child is having difficulties in specific situations versus others. As a result, they are in a very prime situation to not only recognize this and detect this but also be their advocate.

Hirsch: What do you think that people in the field of education can do to facilitate the implementation of these more scientific findings into schools?

Merabet: I would say the first and foremost there has to be awareness on behalf of teachers that this could very well be a child in their class. At the same time, they should not be quick to jump to conclusions about a child’s difficulties, which might be related to something completely unrelated to the actual inherent visual problem.

Secondly, I would say it is important to work closely with the family and whatever providers they’re working with when it comes to implementing strategies they find works for that child. Every case is unique but it might be something like the lighting in the room, or the size of letters on a blackboard, or more generally the speed and modality by which information is presented to them in the classroom. Some children, for example, are much better learners via multiple sensory inputs, such as a combination of tactile, visual and auditory input. Obviously, this is still a big challenge right now but I think that’s ultimately how this can be done. It all starts off with recognizing that this could be the situation and understanding i) who the child is, ii) what they’re going through and iii) how to adopt curriculum and strategies that are best for their needs.

Hirsch: What would you advise the teacher to do if s/he is faced with a child suspected of having CVI?

Merabet: Like I mentioned previously every child is different, however there are things that you can consider to facilitate learning and well-being. For example, in addition to room lighting, clutter in the visual environment is also extremely important: there might be ways to simplify the visual environment so that it’s not distracting for the child allowing them to follow along more easily. A second thing that’s very important is patience, because we know mental and cognitive processing can be slower for these children. This is not to say that this is always the case but sometimes the visual confusion and “crowding” (a phenomenon in which objects easily recognized in isolation are rendered unrecognizable in clutter) means that it takes more time for the same cognitive processes to happen.

How to reconcile these accommodations with the pace of a normal curriculum continues to be a challenge, but I think it starts off with the awareness and with knowing what types of workarounds are available. Knowing what applies to that child and finally coming up with a game plan whereby the teacher finds a way to integrate the child with the rest of a class as much as possible.

Hirsch: What do you think the implications are for education policy from a systems perspective? What role can science play?

Merabet: I think first and foremost it starts off with a thorough characterization of the visual deficits that these children have, from the ground up. In other words, is it largely an acuity or visual field issue, or is it mostly perceptual? And so on. Having an understanding of what those deficits are is really the most important of doing this in a comprehensive fashion. As an eye doctor myself, I can tell you that what we do during a standard eye exam will not always reveal these deficits. So first and foremost it involves the family going to an eye care professional who can spend the time and evaluate those aspects thoroughly. It also entails working closely with an educator who has a specialty in learning disabilities who understands how things in the developmental trajectory might be different and can go through the proper educational evaluation of that individual.

So from the very start, it starts with proper recognition, proper diagnosis, and proper characterization of deficits. I think science can help in that regard by standardizing and developing appropriate batteries of tests that can be quantified and that are robust and at the same time can be transferred to other settings as well, so we can get a handle on how these deficits manifest throughout the country. The second piece is trying to correlate brain damage with visual deficits and hopefully turning that into some sort of prognostic value.

The last role we all have to play, whether we’re educators, neuroscientists, or doctors is to become advocates for these individuals, because ultimately we’re the ones who work with them in multiple settings. In other words, along with their families, educators and scientists must work together to advocate for these kids in terms of what they need. For example, how do we change legislation so that receiving benefits is not limited to visual acuity levels? This is the type of question we need to be asking so that kids who need help get the help that they need and deserve.

Hirsch: Let’s say an educator is reading this interview. What advice would you give them to get involved and be more proactive and helping kids with these kinds of disabilities?

Merabet: Well, it always starts with awareness and I would also say an important thing is dispelling myths. One thing that is important to realize is that kids with CVI don’t “look” blind; they don’t look like your typical blind child in terms of their mannerisms, their gestures and other things like that. This brings us back to the situation like dyslexia whereby the disability may not be immediately obvious off the bat. In terms of visual impairment, what’s important to realize is that that visual impairment means many things, many profiles and many possibilities. For instance, this condition doesn’t just occur independently but can occur co-morbidly with other disorders such as Autistic Spectrum Disorder (ASD), Cerebral Palsy (CP) or Epilepsy. Anything that affects brain development will ultimately affect the development of that child.

Finally, we need to distinguish what we know from what we don’t know, particularly when it comes to dispelling myths about disabilities. We have this idea that people with disabilities can’t “do” things and that has to change from a cultural standpoint. In the end, the brain changes, the brain learns, the brain develops and the brain rewires. So, what can we do to promote that? What can we do to put the child on a path to maximize that developmental potential as much as possible? I think it behooves us to want to try to understand that and try to figure that out.

Since we are talking about something that happens early in life, there’s still a lifetime ahead of these children. My argument is that if we understand what the deficits are, and we work with the families, the doctors and educators, we can design appropriate strategies so that these children can thrive and ultimately become the people that they can, and want, to be.

 

Further information:

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Suzanne Lettrick
Suzanne Lettrick

reading to kids

For years we’ve known about the literacy gap between children of differing socio-economic backgrounds. We’ve known too that vocabulary acquisition levels are a primary measure of this divide1, 2.

While digital technology makes it easier than ever for children to listen to stories and learn new words on their own, the age-old activity of reading aloud to children — as well as dialoguing about the stories in meaningful ways — may yield a special recipe for improving language and literacy skills in all children.

Reading exposure seems to affect the brain’s “meaning making” centers

The parent-child activity of reading together is believed to foster healthy brain development, vocabulary and language acquisition3. Reading aloud to children regularly from a young age also seems to help them become frequent readers when they are older4.

One of the first studies showing positive correlation between home reading exposure (i.e., reading aloud to children, frequency of reading, access to and types of books, and parent-child interactions) and its affect on the brain was conducted last year by John Hutton, MD, pediatrician and researcher at Cincinnati Children’s Hospital Medical Center 5.

Dr. Hutton and his research team studied 19 preschool students between the ages of three- and five-years. Researchers gave a questionnaire to each child’s parent or provider asking questions about parent-child reading frequency and general home reading exposure. (This measure was used later in the study to determine how children who were read to often differed from those who were not.) The children then underwent fMRI analysis (a method that allows researchers to study activity in the brain based on blood flow) while listening to stories being read to them through headsets. They were not exposed to story illustrations at this time.

The study revealed activation in a couple primary regions, including one called the parietal-temporal-occipital association cortex, an area where meaning is derived from language.

Though the study did not seem to document any language or literacy performance of any kind, it did ascertain that children whose parents reported greater home reading exposure had greater activation in brain regions associated with language comprehension than other children.

Researchers of this study suggest that reading exposure, including reading to children, may help children comprehend language more effectively. 

Sparking discussion is key

If home reading exposure correlates with children’s distinct neural processes and may benefit literacy development, do certain factor/s of reading to children make a greater difference?

In 2014, researchers at the University of Maryland developed a study6 to explore whether reading certain book genres to children (i.e., chapter or picture books) or engaging in certain read-aloud strategies are better at “foster[ing] … language and early literary development.”

The study consisted of thirty-three pairs of parents and their preschool-aged children. Participant discussions were observed while parents read to their children a picture book and the first chapter of a chapter book. The researchers were interested in evaluating how parents and their children interacted while reading each type of book.

Interestingly, the study revealed that picture books more than chapter book “elicited greater quantity and quality” of conversation associated with stories read, though both types of books could indeed generate discussion.

What seemed more important to the researchers than book genre, though, was the type of discussions parents engaged in with their children during read-aloud time, since these particular types of conversations have been connected to developing literacy and language skills in young children6.

 

Strategies for initiating literacy-building discussions

Researchers6 shared several literacy-building conversation strategies adults employed when reading aloud to children:

Connect the book to something in your child’s world

  • Ask if your child relates to any character.
  • If a character has a hobby, ask your child what his/her hobbies are or what he/ she would like them to be.
  • If characters are trying to solve a problem (environmental, friendship, or even pet related) ask about similar concerns in your child’s world.

Talk about something that occurred in the past or will occur in the future

  • If a character is having dinner, talk about what your child might like to have for dinner later that day.
  • If a book addresses the first day of school, talk to your child about this event in his or her life.

Ask the child to predict what might happen in the book

  • What do you think will happen next?
  • How do you think this will end?
  • Do you think Peter will go back into Mr. McGregor’s garden?

Explain or define something in the text

  • Explain a higher-level word your child might not know.
  • Explain a challenging or abstract concept with an easy metaphor, image or concrete example from the child’s life or your own life.
  • Have the child share what it feels like when he or she is “disappointed” or “jealous.”

The questions in practice

I’ve used questions like these in my educational practice with students of all ages. By reading aloud and dialoguing about what we are reading together, I can see where improvements are needed and ultimately where improvements have occurred.

Through this method, I’ve seen gains in students’ vocabulary acquisition, word pronunciation, background knowledge, and self-knowledge in general.

I’ve also determined how my students are processing information by having them read aloud to me. I’ve recently noticed that one of my middle school students reads too quickly, skipping over or mispronouncing several words per sentence. As a result, he doesn’t always comprehend the material. He is now working on slowing down in order to accurately process what he is reading.

Summary

Though it is still unclear how the various forms of reading exposure prime children’s brains for language and literacy development, research seems to highlight the importance of reading aloud to children and engaging in meaningful conversations stemming from stories they are reading. Future research will tell whether this combo is indeed the secret sauce for generating optimal literacy skills in all children.

References & Further Reading

  1. Arriaga, R.I., Fenson, L., Cronan, T., & Pethick, S.J. (1998). Scores on the MacArthur Communicative Development Inventory of children from low- and middle-income families. Applied Psycholinguistics, 19: 209-223. [Paper].
  1. Rich, M. (March 25, 2014). Trying to Close a Knowledge Gap, Word by Word. The New York Times. [Article].
  1. Rich, M. (June 24, 2014). Pediatrics Group to Recommend Reading Aloud to Children From Birth. The New York Times. [Article].
  1. Kids and Family Reading Report. (2014). Scholastic Inc. Retrieved from: http://www.scholastic.com/readingreport/key-findings.htm#top-nav-scroll.
  1. Hutton J., Horowitz-Kraus T., DeWitt, T., Holland, S.K., editors. (September 2015). Home Reading Environment and Brain Activation in Preschool Children Listening to Stories. Pediatrics, 136 (3): 466-478. [Paper].
  1. Leech, K.A., Rowe, M.L. (2014). A Comparison of Preschool Children’s Discussions with Parents During Picture Book and Chapter Book Reading. First Language, 34(3): 205-226. [Paper].

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Kevin Kent
Kevin Kent

Expressive Writing

In 1988 psychologist James Pennebaker1 and his colleagues conducted a study with somewhat of a counterintuitive design: 50 college students were randomly assigned to write about either a personal topic or an assigned topic that was far less emotional.

Their hypothesis?

That the personal topic group would have improved immune system functioning and less health center visits (over a period of six weeks) as compared to the assigned topic group (control). Here are the instructions that were given to the former group:

During each of the four days, I want you to write about the most traumatic and upsetting experiences of your entire life. You can write on different topics each day or on the same topic for all four days. The important thing is that you write about your deepest thoughts and feelings. Ideally, whatever you write about should deal with an event or experience that you have not talked with others about in detail.

There is no way that a 20 minute writing exercise could have these types of health benefits, let alone six weeks after the initial four days of writing….right? Think again. At the six week follow-up the trauma writing group exhibited superior immune function, as compared to the control group, and a statistically significant decline in health center visits, whereas this was not true for students in the control group. Not only was their hypothesis correct but many studies since then have extended their results. The type of writing strategy described above is often referred to as “expressive writing”, an activity where participants put their thoughts and feelings into words.

To put this effect into context it’s important to point out that a large body of research has demonstrated the benefits of disclosing thoughts and emotions2, through both talking and writing in general4, 5. As a specific type of disclosure activity, studies have built on the early Pennebaker findings, exploring the benefits of expressive writing on many health and lifestyle outcomes5, ranging from reducing respiratory problems6 and persistent negative thoughts7 to decreasing the time to find a job8. Studying the benefits of expressive writing across 146 studies, Joanne Frattaroli5  found a relatively small but positive effect. In discussing the size of this effect, she pointed out that while it was not as large as some other studies have suggested, it still can be a powerful intervention considering the fact that is very inexpensive to implement and is not very time-consuming.

Lastly, it’s important to point out that this strategy is not effective for every outcome5. For example, studies on improving body image9 have found no effect. Additionally, negative effects have been found for men with PTSD, leading to more doctors’ visits than the control group10.

What about academic outcomes? Can expressive writing help students learn and perform to their potential?

Interestingly, subsequent studies have also shown benefits for grade point average11, reducing achievement gaps12, 13, and exam performance for those high in math anxiety14, among other school-related outcomes. In the next section I’ll dive a little deeper and review a few studies that applied the expressive writing framework to learning outcomes.

In The Classroom: Math and Test Anxiety

According to Christina Young and colleagues15 mathematics anxiety is “a negative emotional response that is characterized by avoidance as well as feelings of stress and anxiety in situations involving mathematical reasoning”. It is a pervasive phenomenon that affects adults as well as children and adolescents at all levels of mathematics education15. It is also important to recognize that while a little bit of stress is generally healthy and can enhance performance in certain circumstances (see this recent post on the positive side of stress), the presence of mathematics anxiety is associated with poor performance on a variety of mathematics tasks and assessments15, 16, 17. Another factor known as stereotype threat, the burdensome feeling that one’s performance on a specific task will be interpreted through a negative expectation relating to one’s identity, has also been shown to be related to underperformance in STEM fields, especially for underrepresented groups such as women18.

In a 2014 study, Daeun Park and colleagues14 used a very similar paradigm to the classic Pennebaker writing prompt in order to try to curb the negative impact of mathematics anxiety on performance. Prior to taking a 60 question math test, they randomly assigned 80 college students to either expressively write about their deepest thoughts and emotions relating to the looming test or sit with the option to write for 7 minutes. The researchers emphasized their responses would be kept anonymous to encourage students to openly express their thoughts.

The results were fascinating; on problems that Park and colleagues classified as requiring high working memory demands, problems that taxed the system used to temporarily store and manage information relevant to the math problem at hand, students in the control group with high math anxiety were outperformed by those with lower levels of math anxiety. Amazingly, this gap disappeared in the expressive writing condition, with no statistically significant difference in performance on these highly demanding problems between those high and low in math anxiety.

In another study, Gerardo Ramirez and Sian Beilock19 found that the benefit of expressive writing on test performance was only statistically significant for the highly anxious test-takers, not for those lower on that same anxiety scale. Specifically, for students high in math anxiety who did the expressive writing activity, their average test grade was a B+ while those high in math anxiety in the control group averaged a B-. In many ways this is very encouraging: those who are most vulnerable to being negatively impacted by test anxiety may be helped the most by “offloading” their performance-related worries and emotions.

In The Classroom: High-Stakes Test Performance

A study in 2011 by Joanne Frattaroli and colleagues20 explored the effects of expressive writing on graduate entrance exam performance (GRE, MCAT, LSAT) with 104 college students. Nine days before taking their high-stakes test, participants were randomly assigned to either write expressively for 30 minutes about their deepest thoughts and emotions regarding the upcoming test or about what they had done over the last 24 hours. How did the expressive writing group do in comparison to the control group? You guessed it: the expressive writing group performed significantly better on the graduate entrance tests than the control group, 50th versus 41st percentile, respectively. In terms of the individual tests, there were statistically significant effects of the expressive writing group over and above the control group for the MCAT and LSAT but not the GRE. The authors suggested that the null finding (meaning no significant effect) for students taking the GRE could be related to study habits; because the GRE test takers studied less, on average, than their MCAT and LSAT counterparts, the expressive writing activity may have actually reminded them that they were relatively unprepared for the test, negating the positive effects of the task.

An Alternative Approach?

One feeling that I had when I first read about this research is that it all seems so negative. Despite the benefits, many of these studies instruct the participants to focus on stressful situations, including the research on the academic benefits of expressive writing presented above, and it left me wondering what other variations of this were out there? After all, some of the writing interventions report a temporary increase in negative feelings immediately after the activity when the writing activity involved focusing on stressful experiences21.

To begin to answer this question, a study by Laura King21 exploring the effects of expressive writing with a more positive focus showed that writing about one’s “best possible future self” had statistically equivalent health benefits as trauma writing, without the immediate negative emotional consequences of recalling a traumatic event. It was associated with better health and happiness, as compared to the control group, who were told to write about, in detail, what they were going to do that day. To explain these effects, the authors talked about the importance of visualizing one’s ultimate goals and improved emotional regulation. Along these lines, another study using the best possible future self prompt found that it was effective in improving and maintaining positive mood22. In future studies it would be interesting to see if this type of paradigm would be useful in an educational context.

Another approach, especially in the context of stereotype threat, is writing expressively about values that are important to an individual and making meaning of life circumstances in the context of those values14. This was covered in depth in a previous post on this blog.

How Does it Work?

At this point maybe you are convinced that there is something to this activity and that it could be relevant for education. But how exactly does expressive writing lead to all of these benefits? What is the mechanism that could explain how a short writing activity could lead to superior performance on a test like the LSAT that involves a complex array of skills and knowledge?

The short answer – it’s complicated and researchers aren’t completely sure how it works. However, in her review of the expressive writing literature, psychologist JoanneFrattaroli5 identified three of the most prevalent theories, the combination of which could explain the benefits of expressive writing:

  1. Inhibition Theory

This theory proposes that expressive writing works its magic by encouraging participants to offload suppressed thoughts and emotions and consequently decreasing stress and improving health outcomes. This relates to the reasoning that Dauen Park and her colleagues14 used to explain the benefits of expressive writing for reducing mathematics anxiety. As described above, the researchers observed that participants with high math anxiety benefitted most from the writing intervention on problems that were more demanding of working memory. The explanation they offered was that the exercise helped participants let go of worrisome, anxious thoughts, freeing up more cognitive resources in working memory to solve demanding problems. The authors remarked that participants were “offloading” their worries. This reasoning is also supported by studies showing that expressive writing can improve working memory capacity23.

However, one ingenious study casted doubt on inhibition theory by showing that participants benefited, in terms of less doctors visits, from writing about traumatic events that they had not actually experienced but were instructed to write about as if they had24. If participants were actually benefitting in previous studies by disinhibiting their previously suppressed experiences, this could not explain the benefits of writing about a foreign experience.

  1. Cognitive Processing Theory

After analyzing the language used by participants in previous expressive writing exercises, psychologist James Pennebaker observed that the participants who received the greatest benefit from the activity used more causal and insight-oriented words, suggesting that, through writing, participants were arriving at a greater understanding of the experience they were describing25. With this understanding in hand, participants were thought to be better able to manage their stress and realize a benefit from the activity. Pennebaker suggested that telling students to focus on using this type of language in their writing may result in a more meaningful and effective writing experience.

All of us have had the experience of working through our conflicts in relationships as well as internal conflicts. It seems that in that context, both cognitive processing theory and inhibition theory make a lot of sense; first disclosing to someone you trust the thing that is bothering you and then working through it and reaching an insightful moment where you feel better about the issue. This type of process could certainly be happening with expressive writing, the difference being that you are working through issues or ideas on your own, responding to your own language and feedback by adapting what you are writing and thinking.

  1. Self-Regulation Theory

One open question relates to explaining the benefits of the imaginary writing exercise described above. Even if one ascribes to the explanation put forth by cognitive processing theory, what good is gaining insight about an experience you never actually experienced? Self-regulation theory helps us gain some ground in that regard. It proposes that when participants write expressively they are practicing regulating their emotions, even during an imagined experience like the one described above. This may give them more confidence to approach problematic or stressful situations in the future, leading to personal improvements. This explanation sheds more light on the best future self prompt variation, explained in the previous section.

Some Important Considerations

The body of research in expressive writing is surely impressive, with benefits for just about any domain that you can imagine. For those of you thinking about incorporating an expressive writing activity in your classroom, it is important to remember that students need to feel like what they are writing about is personally meaningful21; simply writing about daily activities or unemotional topics doesn’t seem to lead to the same benefits as writing about an emotionally charged and stressful experience or a scenario related to one’s core values and aspirations. In addition, all of the experimental studies I cited above promised the participants anonymity, which is important to consider in terms of students’ willingness to be open and, of course, student privacy.

It is also important to recognize that there are limitations and caveats to using this in your classroom, as with any psychological intervention. For one, it isn’t completely clear if there are benefits to continuing to expressively write throughout the school year as opposed to a short series of writing sessions. Geoffrey Cohen and David Sherman13 remarked that in the value-affirmation writing research there have been studies showing benefits for a series of sessions in year one of an intervention but no additional benefits if the same intervention was repeated in the second year.

Additionally, writing about stressful events is always something to consider carefully, even if it isn’t considered a “traumatic” experience. Eliciting negative emotions in the classroom, could potentially backfire depending on an individual student’s’ prior experiences. In certain contexts, this type of activity could even have a negative effect, as seen in the study on men with PTSD, mentioned earlier in this post. It seems that striking a balance between personal relevance and potentially counter-productive emotional elicitation is an important consideration for teachers thinking about using these exercises in their classroom.

Final Thoughts

When students experience anxiety or stressful thoughts and feelings relating to a prior or upcoming experience their academic performance can often be harmed. Expressive writing, a type of emotional disclosure activity, can help buffer the impact of a stressful academic environment on performance. While there isn’t a consensus on the its exact mechanism, it seems that this is one strategy can be helpful for a variety of outcomes, and is a tool that teachers should consider utilizing when students face obstacles related to phenomena like test anxiety and stereotype threat.

References

  1. Pennebaker, J. W., Kiecolt-Glaser, J. K., & Glaser, R. (1988). Disclosure of traumas and immune function: health implications for psychotherapy. Journal of consulting and clinical psychology56(2), 239. [Paper]
  1. Smyth, J. M. (1998). Written emotional expression: effect sizes, outcome types, and moderating variables. Journal of consulting and clinical psychology66(1), 174. [Paper]
  1. Esterling, B. A., Antoni, M. H., Fletcher, M. A., Margulies, S., & Schneiderman, N. (1994). Emotional disclosure through writing or speaking modulates latent Epstein-Barr virus antibody titers. Journal of consulting and clinical psychology62(1), 130. [Paper]
  1. Pennebaker, J. W., Barger, S. D., & Tiebout, J. (1989). Disclosure of traumas and health among Holocaust survivors. Psychosomatic medicine51(5), 577-589. [Paper]
  1. Frattaroli, J. (2006). Experimental disclosure and its moderators: a meta-analysis. Psychological bulletin132(6), 823. [Paper]
  1. Greenberg, M. A., Wortman, C. B., & Stone, A. A. (1996). Emotional expression and physical heath: Revising traumatic memories or fostering self-regulation?. Journal of personality and social psychology71(3), 588. [Paper]
  1. Donnelly, D. A., & Murray, E. J. (1991). Cognitive and emotional changes in written essays and therapy interviews. Journal of Social and Clinical Psychology10(3), 334. [Paper]
  1. Spera, S. P., Buhrfeind, E. D., & Pennebaker, J. W. (1994). Expressive writing and coping with job loss. Academy of Management Journal37(3), 722-733. [Paper]
  1. Earnhardt, J. L., Martz, D. M., Ballard, M. E., & Curtin, L. (2002). A writing intervention for negative body image: Pennebaker fails to surpass the placebo. Journal of College Student Psychotherapy17(1), 19-35. [Paper]
  1. Gidron, Y., Peri, T., Connolly, J. F., & Shalev, A. Y. (1996). Written Disclosure in Posttraumatic Stress Disorder: Is It Benefical for the Patient. The Journal of nervous and mental disease184(8), 505-506. [Paper]
  1. Pennebaker, J. W., & Francis, M. E. (1996). Cognitive, emotional, and language processes in disclosure. Cognition & Emotion10(6), 601-626. [Paper]
  1. Harackiewicz, J. M., Canning, E. A., Tibbetts, Y., Giffen, C. J., Blair, S. S., Rouse, D. I., & Hyde, J. S. (2014). Closing the social class achievement gap for first-generation students in undergraduate biology. Journal of Educational Psychology106(2), 375. [Paper]
  1. Cohen, G. L., & Sherman, D. K. (2014). The psychology of change: Self-affirmation and social psychological intervention. Annual Review of Psychology65, 333-371. [Paper]
  1. Park, D., Ramirez, G., & Beilock, S. L. (2014). The role of expressive writing in math anxiety. Journal of Experimental Psychology: Applied20(2), 103. [Paper]
  1. Young, C. B., Wu, S. S., & Menon, V. (2012). The neurodevelopmental basis of math anxiety. Psychological Science, 0956797611429134. [Paper]
  1. Maloney, E. A., & Beilock, S. L. (2012). Math anxiety: Who has it, why it develops, and how to guard against it. Trends in cognitive sciences16(8), 404-406. [Paper]
  1. Maloney, E. A., Schaeffer, M. W., & Beilock, S. L. (2013). Mathematics anxiety and stereotype threat: shared mechanisms, negative consequences and promising interventions. Research in Mathematics Education15(2), 115-128. [Paper]
  1. Shapiro, J. R., & Williams, A. M. (2012). The role of stereotype threats in undermining girls’ and women’s performance and interest in STEM fields.Sex Roles66(3-4), 175-183. [Paper]
  1. Ramirez, G., & Beilock, S. L. (2011). Writing about testing worries boosts exam performance in the classroom. science331(6014), 211-213. [Paper]
  1. Frattaroli, J., Thomas, M., & Lyubomirsky, S. (2011). Opening up in the classroom: Effects of expressive writing on graduate school entrance exam performance. Emotion11(3), 691. [Paper]
  1. King, L. A. (2001). The health benefits of writing about life goals. Personality and Social Psychology Bulletin27(7), 798-807. [Paper]
  1. Sheldon, K. M., & Lyubomirsky, S. (2006). How to increase and sustain positive emotion: The effects of expressing gratitude and visualizing best possible selves. The Journal of Positive Psychology1(2), 73-82. [Paper]
  1. Klein, K., & Boals, A. (2001). Expressive writing can increase working memory capacity. Journal of Experimental Psychology: General130(3), 520. [Paper]
  1. Greenberg, M. A., Wortman, C. B., & Stone, A. A. (1996). Emotional expression and physical heath: Revising traumatic memories or fostering self-regulation?. Journal of personality and social psychology71(3), 588. [Paper]
  1. Pennebaker, J. W. (1993). Putting stress into words: Health, linguistic, and therapeutic implications. Behaviour research and therapy31(6), 539-548. [Paper]

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Jonathan Scheff
Jonathan Scheff

Math for Babies

When I was teaching math, I worked with many students like Olivia. She was a sophomore in high school and wanted to be an actress; her parents were artists; her brother was, without hyperbole, a guitar prodigy. Olivia’s family needed art like plants need the sun and, in an unfortunately common pairing, they all shared a distaste for mathematics.

I spent much of my teaching career thinking about students like Olivia. By the time they reached me, by high school, their anti-math tendencies ran deep. By age fifteen or sixteen, my anti-math students had nearly two decades of math-negative signaling: parents who disliked math, dull curricula, and a predominant culture in the United States that treats math like magic instead of an accessible tool that everyone should learn to use (there is a lot of good discussion about this: try reading Petra Bonfert-Taylor’s Washington Post article about math culture). Sometimes I had a student like Olivia who actually believed me when I told her she could do math, who took the leap of faith and boarded my magic (not magic) carpet of math exploration. But just as often, my attempts to spark excitement and curiosity about mathematics in my anti-math students fell short.

I began training to become a neuroscientist in part because of these students. I dwelled often on their brains compared to the brains of the math-lovers in my classes. I wondered how early in development children start to build concepts related to number, and how early differences in numerical development might begin that will, later on, manifest in school. I’ll get to their brains in a moment, but the first thing I realized–and many of you know this already–is that confidence and curiosity in mathematics can, and should, start young. From birth, even. Starting on day one, parents have the opportunity to promote an appreciation, if not a love, of mathematics1.

Since I just proposed doing math with infants, many of you probably stopped reading. But if you’re still with me, I learned three main ideas from education and neuroscience that brought me to this conclusion:

  1. There is a large consensus on promoting language and literacy from birth. The principles for promoting mathematics are tremendously similar.
  2. Plenty of evidence demonstrates how mathematical skills can be just as or more important than language skills in measurements of future success2.
  3. Unlike reading or speaking, babies already do math (well, they are at least able to discriminate between sets of two and three objects3).

Reading for babies

Head Start launched in 1965 in the United States as a program that supported disadvantaged preschool children and their families. Initially an eight-week summer program, Head Start grew to become an essential provider of early childhood support throughout the year, with classes, services, and outreach programs (Sesame Street, in fact, launched under Head Start funding in 1969). Importantly, Early Head Start was formed in 1994 to serve children ages zero to three–in response to research that indicated the importance of these years to cognitive, physical, and emotional growth.

This idea, that the first three years of life may be more important for future development than, say, ages seven to ten, has taken root in the world of reading and language development. For example, some parents and researchers have become very familiar with the following figures, summarizing some of the work by Hart and Risley, who provide evidence that oral language enrichment from birth affects later language development:

Math for Babies1
Figure 1. Hart and Risley’s4 research found that at higher levels of socioeconomic status (SES), children were exposed to more words (by volume) in their first three years. They referred to this phenomenon by the mnemonic “30 million words by age three”–i.e., by age three there is a difference of 30 million words heard when comparing high and low SES groups.
Figure 2: Hart and Risley note that difference in language received correlates to children’s productive vocabulary, suggesting that exposure to oral language skills from birth are important for future language development.
Figure 2: Hart and Risley note that difference in language received correlates to children’s productive vocabulary, suggesting that exposure to oral language skills from birth are important for future language development.

Nowadays, I meet many parents who know the importance of “language nutrition” (to steal a phrase from Rose Hendricks’ article on this subject) and even know the importance of speaking to their infants. My brother and his wife, with their first child, knew that they should speak as much as possible with their newborn, even if they didn’t quite know why.

I’m not writing about reading, however. I’m writing about math. And my point is simple: just as early exposure to oral language is important for language development and later reading, so is early exposure to numerical thinking to later math ability and appreciation. When children see their parents reading every evening, they (often) learn a love of reading. When children see their parents interact with and promote numerical thinking, they (often) learn a love of math.

Skwarchuk, Sowinski, and LeFevre5 studied the home environments of four-year-olds and looked for correlations to numeracy and literacy scores one year later. They found that formal home numeracy practices predicted children’s knowledge of the symbolic number system and exposure to games with numerical content predicted children’s non-symbolic arithmetic. Another study from Libertus, Feigenson, and Halberda6 found evidence that in three- to five-year-olds, early understanding of small numerical quantities correlated to later mathematical ability.

In summary, research and practice both support language and literacy development from birth. Research also provides evidence supporting numerical development from birth, but in my experience I have not observed an equivalent excitement for numerical development in the United States. I propose that we, as a culture, shift to show babies a world filled with oral language and numerical thinking.

Math can affect later outcomes as much as reading!

Duncan and colleagues2, in a longitudinal study of students from school entry to age 14, found that school-entry numerical skills correlated with later academic achievement more than school-entry language skills. The authors write, “Before they enter preschool, children vary greatly in their numerical and mathematical knowledge, and this knowledge predicts their achievement throughout elementary school.” In another study from the National Research and Development Centre for adult literacy and numeracy in England7, researchers analyzed a massive longitudinal data set that followed infants from birth to ages past 30. They found that early numeracy and literacy both contributed to several outcomes in adulthood such as high-school drop-out rate, level of education achieved, rate of employment, and salary. In some subgroups, numeracy, more than literacy, predicted economic well-being, rate of home ownership, and even conflicts with authority.

It is important to note that early numeracy and literacy are not the only measures that correlate with later outcomes. In the studies discussed above, the comparison between numeracy and literacy controls for other important factors such as socio-economic status, which has a strong correlation with all cognitive skills8. My point here is simply that early numerical ability is important for future development–not just in mathematics but towards significant life outcomes. I argue that this correlation between early numeracy and later outcomes is another reason that parents and teachers in the United States should promote numerically rich environments from birth.

Babies already do math

Animals do math. They count, compare quantities and perform basic operations. In a famous study of chimpanzees9, for example, subjects were presented with trays with different numbers of chocolate pieces, and they consistently chose the tray with the greater number. Other experiments have tested animals using different senses (hearing, touch, sight, etc.) and paradigms in which the number is independent of the reward: Church and Meck10, for example, gave rats a lever-pressing task in which rats listened to tones and pressed one lever for two tones and a different lever for four tones. They also found that rats had an innate sense of quantity.

Research exploring the numerical abilities of babies has developed very clever methods for measuring their ability to detect number. Early studies relied on the fact that babies stare longer at novel scenarios3,11. When presented with two dots over and over, babies would lose interest and stare for less time at each presentation. But when the stimulus changed to three dots, babies would stare at the presentation longer. This kind of result has been shown with infants younger than one year and even in newborns. Later studies introduced different paradigms and better visual and spatial controls, and consistently found that infants detect numerosity12.

Studies in neuroscience have provided some additional evidence for innate numerical abilities in human infants. For example, Izard and colleagues13 tested three-month-old infants by presenting arrays of objects in different combinations of number and identity. They might show, for example, three carrots and later show images with different numbers of carrots or the same number but with different objects. Using event-related electroencephalogram (ERP—this measures electrical activity in the brain after a specific stimulus is presented), they found that neural activity differed for number (i.e., same object but in different quantities) compared to object identity (same quantity but different objects). Number changes were uniquely marked by differences in the right parietal region of the cortex, while identity changes were uniquely marked by differences in the occipito-temporal cortex. Since the right parietal region of the cortex is a region that has been shown in older children and adults to be important for numerical processing, this study provides evidence that even at three months of age, infants may show early neural signatures of numerical ability.

What is math for babies?

Some clues as to which environmental factors are conducive to early numerical development come from studies that compare the effects of culture and language on pre-schooling numerical ability and the correlation of this ability to later academic performance. Many studies, for example, compare native Mandarin to native English households due to interesting differences in culture and language14,15. These studies note that Mandarin words for numbers are more clear about quantity than English words. For example, the English word “one” can mean the number one, but it can also be expressed in the plural as in “these ones are my favorite”. This ambiguity does not exist for the Mandarin number. The linguistic clarity for Mandarin numbers may contribute to the advantage of Chinese schoolchildren in mathematics compared to those in the United States (reported in the above studies). Other factors include formal education experiences with parents and parental views on the importance of academic learning.

Generally, here are some basic ideas of what a rich numerical environment might involve for infants:

  • Frequent parental use of numeric speech, especially speech that identifies the quantities in groups (e.g. three giraffes, ten penguins)
  • Frequent subitizing (labeling small sets–groups of one, two, or three items)
  • Games, toys, and books that promote numerical and spatial thinking
  • Adults who, in the presence of the infant, include numeracy in their discussions and show positive attitudes towards mathematics

While these ideas are not complex or difficult, implementing them will involve changing individual and group-level habits, which can be quite hard, indeed. Changing numerical culture in the United States, however, would be extremely beneficial. Generally, the lesson I’ve gleaned from my years as a teacher and a scientist is: If we want to improve in any domain, we can improve K-12 and higher education (and we should!), but pre-K might be just as important or even more. This is the period during which children are exposed to their new worlds and make unconscious decisions about how the world should be.

In the case of Olivia, my math-phobic high-school student, I believe her distaste for mathematics began when she was born. Her parents, both math-phobic artists, probably avoided math language around her and promoted the arts over numerical games. Her early environment probably cascaded into other influences such as a lack of mathematical enthusiasm in her broader communities and, later, a couple years of negative classroom experiences. I believe, however, it is possible—and easy!—to promote mathematics and the arts or literacy. With newborns, it may be as simple as counting.

References & Further Reading

  1. Lefevre, J. A., Kwarchuk, S. L., Smith-Chant, B. L., Fast, L., Kamawar, D., & Bisanz, J. (2009). Home numeracy experiences and children’s math performance in the early school years. Canadian Journal of Behavioural Science, 41(2), 55–66.
  2. Duncan, G. J., Dowsett, C. J., Claessens, A., Magnuson, K., Huston, A. C., Klebanov, P., … Japel, C. (2007). School readiness and later achievement. Developmental Psychology, 43(6), 1428–46.
  3. Antell, S. E., & Keating, D. P. (1983). Perception of numerical invariance in neonates. Child Development, 54(3), 695–701.
  4. Hart, B., & Risley, T. R. (2003). The early catastrophe: The 30 million word gap by age 3. American Educator, 27(1), 1–6.
  5. Skwarchuk, S.-L., Sowinski, C., & LeFevre, J.-A. (2014). Formal and informal home learning activities in relation to children’s early numeracy and literacy skills: the development of a home numeracy model. Journal of Experimental Child Psychology, 121, 63–84.
  6. Libertus, M. E., Feigenson, L., & Halberda, J. (2011). Preschool acuity of the approximate number system correlates with school math ability. Developmental Science, 14(6), 1292–1300.
  7. National Research and Development Centre for Adult Literacy and Numeracy (2005). Does Numeracy Matter More ? London: Parsons, S., & Bynner, J.
  8. Lee, V. E., & Burkam, D. T. (2002). Inequality at the starting gate: Social background differences in achievement as children begin school. Washington, D.C.: Economic Policy Institute.
  9. Rumbaugh, D. M., Savage-Rumbaugh, S., Hegel, M. T. (1987). Summation in the chimpanzee (Pan troglodytes). Journal of Experimental Psychology: Animal Behavior Processes, 13(2), 107-115.
  10. Church, R. M., & Meck, W. H. (1984). The numerical attribute of stimuli. In H. L. Roitblat, T. G. Bever & H. S. Terrace (Eds.), Animal Cognition (pp. 445-464). Hillsdale, New Jersey: Erlbaum.
  11. Starkey, P., Cooper, R. G. (1980). Perception of numbers by human infants. Science, 210(4473), 1033-1035.
  12. Dehaene, S. (1997). The number sense. New York, NY: Oxford University Press.
  13. Izard, V., Dehaene-Lambertz, G., & Dehaene, S. (2008). Distinct cerebral pathways for object identity and number in human infants. PLoS Biology, 6(2), 275–285.
  14. Chang, A., Sandhofer, C. M., Adelchanow, L., & Rottman, B. (2011). Parental numeric language input to Mandarin Chinese and English speaking preschool children. Journal of Child Language, 38(2), 341–55.
  15. Miller, K. F., Smith, C. M., Zhu, J., & Zhang, H. (1995). Preschool origins of cross-national differences in mathematical competence: The role of number-naming systems. Psychological Science, 6(1), 56–60.
  • Risley, T. R., & Hart, B. (1995). Meaningful differences in the everyday experience of young American children. Maryland: Paul H. Brookes Publishing Co.
  • Bonfert-Taylor, Petra (2016, April 25). Stop telling kids you’re bad at math. You are spreading math anxiety ‘like a virus.’ The Washington Post.

Ostracism Hurts: Why being ignored can be just as painful as bullying
Ashle Bailey-Gilreath
Ashle Bailey-Gilreath

ostracism

Stories of bullying and harassment in schools have become all too familiar. But there is another form of silent abuse that has been found to be just as devastating – and may be going unnoticed.

Recent research has found that ostracism, being ignored or shunned by others, can actually be more painful to some individuals than bullying or physical harm1,2. While forms of harassment and bullying can be viewed on a spectrum, ostracism has measurable consequences and should be taken just as seriously as physical and verbal abuse.

In fact, the negative effects of being ignored can be long lasting and have been found to lead to health problems, suicidal tendencies, eating disorders, and a reduction in psychological motivation (that is, the initiative that drives us to act on goal oriented behaviors like getting a drink of water when we are thirsty)2, 3. Additional studies have found that kids with special needs or chronic illnesses are at particularly high risk of developing depression as a result of being left out4.

But how can this be? How can something so simple as ignoring someone be just as painful (and sometimes more painful, depending on the person) than bullying or harassing them? The answer lies in our evolutionary past and how our brains have evolved to recognize such abuse.

 

Taking Social Pain Seriously

Ostracism is one of many forms of social pain. When social pain occurs, it is detected in the same regions of the brain as physical pain5, 6, 7. Taken from an evolutionary perspective, the ability for the brain to recognize and respond to social pain, in the same way it responds to physical pain, is essential for one thing: survival. For our ancestors, being the victim of social exclusion meant the loss of social bonds in addition to becoming vulnerable to other factors, such as lack of food and protection.

While this is something modern humans don’t have to worry about now, the residual effects of these survival tactics still appear to be present in our brains. Experiencing ostracism may trigger the brain to think that there is a threat to some of our most basic needs. In order to cope with this, individuals have been found to act more pro-social in an effort to be re-included in the group. In fact, recent research within developmental psychology has found that young children who feel ostracized will imitate others in the group in an attempt to re-affiliate themselves with other group members 8.

Research has also shown that some individuals are at a higher risk of experiencing the effects of ostracism than others. One factor, age, may play a role in how affected you are by social rejection. This may be because brain regions associated with social cognition continue to develop well into adolescence 9. Researchers have suggested that this ongoing neural development may be one of many reasons for why adolescents seem to be more affected by what others think of them and by rejection than adults and younger children, possibly because the ability to regulate and handle “distress from ostracism continues to develop between adolescence and adulthood”10, 11.

Additionally, research has found that kids who struggle with special needs (from ADHD to autism to chronic illnesses such as cystic fibrosis) are at a higher risk of experiencing ostracism and depression as a result. Even when other demographic factors were controlled for, social rejection was revealed to be the strongest predictor of self-reported depression in kids with special needs4.

 

Taking Steps Towards Inclusivity

Whether it’s being shunned from your group at school or being ignored on the playground, ostracism is one of the most devastating experiences a child (or adult) can endure. We strive to fit in: not only to have friends, but because it was necessary for our ancestors’ survival. Now that research is beginning to show how harmful ostracism can be, we need to act in order to lessen its lasting effects on our children.

By being aware of ostracism’s effects, we can begin to take more notice of this often silent abuse. Other things you can do include:

  • Work with anti-bullying organizations in your area
  • Informing policy makers of this growing body of research – this can ensure that appropriate preventions are being implemented.
  • Provide a safe and supportive environment. By doing so, parents, teachers, and school administrators not only provide kids with the opportunity to discuss their experiences with bullying and ostracism, but also create an environment where kids can feel like they belong.

References & Further Reading

  1. Williams, K.D. and Nida, S. A. (2011). Ostracism: Consequences and Coping. Current Directions in Psychological Science, 20(2): 71 [link]
  2. O’Reilly, J., Robinson, S.L., Berdahl, J. L., Banki, S. (2014). Is Negative Attention Better Than No Attention? The Comparative Effects of Ostracism and Harassment at Work. Organization Science, 26(3): 774 – 793 [pdf]
  3. Zadro, L., Williams, K.D., Richardson, R. (2004). How low can you go? Ostracism by computer lowers belonging, control, self-esteem, and meaningful existence. Journal of Experimental Social Psychology, 40: 560–567. [link]
  4. Twyman, K.A., Saylor, C.F., Saia, D., Macias, M.M., Taylor, L.A., Spratt, E. (2010) Bullying and ostracism experiences in children with special health care needs. Journal of Developmental and Behavioral Pediatrics, 31: 1–8. [pdf]
  5. Kross, E., Berman, M.G., Mischel, W., Smith, E.E., Wager, T.D. (2011). Social rejection shares somatosensory representations with physical pain. Proceedings of the National Academy of Sciences, 108: 6270–6275. [pdf]
  6. Eisenberger, N.I., Lieberman, M.D., Williams, K.D. (2003). Does rejection hurt? An fMRI study of social exclusion. Science, 302: 290–292. [pdf]
  7. Eisenberger, N.I., Lieberman, M.D. (2004). Why rejection hurts: a common neural alarm system for physical and social pain. Trends in Cognitive Science. 8: 294–300. [link]
  8. Watson-Jones, R.E., Whitehouse, H., Legare, C.H. (2015). In-Group Ostracism Increases High-Fidelity Imitation in Early Childhood. Psychological Science. [pdf]
  9. Sebastian, C., Viding, E., Williams, K.D., Blakemore, S.J. (2010). Social brain development and the affective consequences of ostracism in adolescence. Brain Cognition, 72: 134–145. [link]
  10. Kloep, M. (1999). Love is all you need? Focusing on adolescents’ life concerns
    from an ecological point of view. Journal of Adolescence, 22: 49–63. [link]
  11. Pharo, H., Gross, J., Richardson, R., Hayne, H. (2011). Age-related changes in the effect of ostracism. Social Influence, 6: 22–38. [link]

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Andrew Watson
Andrew Watson

typing

In April of 2014, Pam Mueller and Dan Oppenheimer struck psychology gold with their cleverly titled article, “The Pen is Mightier than the Laptop: Advantages of Longhand over Laptop Note Taking.”1

No psychology article that I know of has gotten so much play: in newspaper articles, in teacherly blogs, in faculty room debates.

Heck, it shows up regularly on my Facebook feed, as my exasperated college professor friends vow to ban laptops from their classrooms. That prohibition will benefit students! Science says so!

Among the article’s many strengths: it confirms what we knew all along. The way we did things back in the day—that way was better. (If you’re so inclined, you might now add nostalgic words about high cotton paper positively drinking the ink from a fountain pen…)

More or Less Fidelity

Mueller and Oppenheimer picked a research question with two impressive qualities: teachers agree that it’s a really important inquiry, and it’s relatively easy to investigate.

So, the research team had two groups of students watch a lecture. One group took handwritten notes; the second group took laptop notes. On a later test, which group remembered more?

Being careful researchers, Mueller and Oppenheimer went beyond “laptop notes” and “handwritten notes” to investigate two other potentially important variables.

First: the number of words that students wrote. Did the students who wrote fewer words score higher on the ultimate test? Or, the students who wrote more words?

Let’s imagine the professor says this:

“Four score and seven years ago our fathers brought forth on this continent a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal.”

A student could write lots of words:

  • Four score and seven years ago
  • Fathers brought forth new nation
  • Conceived in liberty
  • Dedicated to prop: all men equal

Or, relatively few words:

  • Four score and seven
  • New nation
  • Liberty
  • Equality

The second variable: fidelity to the lecturer’s words.

A student could copy down those words verbatim:

  • Four score and seven years ago
  • Fathers brought forth new nation
  • Conceived in liberty
  • Dedicated to prop: all men equal

Or, a student could deliberately put those ideas into her own words

  • 87 years ago
  • Revolutionary war created US
  • Two goals; free people, equal people
  • Might freedom conflict with equality?

Looking at all these variables—laptops vs. notebooks, number of words, and fidelity of notes—Mueller and Oppenheimer reached three conclusions.

a) The Big Reveal: hand-writers remembered more than laptop note-takers. When it comes to classroom note-taking, in the authors’ words: “the pen is mightier than the laptop.”

b) The number of words does matter. Students who wrote MORE words remembered more information than those who wrote FEWER words.

c) The fidelity of notes does matter. Students who REWORDED their notes remembered more information than those who took down the speaker’s words VERBATIM.

These conclusions align with our preconceptions. After all, a) OF COURSE handwritten notes are better. And, b+c) students who write more words, and write more of their own words, have devoted more mental energy to processing the ideas in the lecture. As we all know, more mental processing = more learning.

Laptops with Limits

These conclusions, however, create a bit of a puzzle. Handwriting takes more time and physical coordination than does typing, so laptop note-takers can write more words than hand-writers. If more words = more learning, why do the wordy laptop note-takers fall short of the relatively taciturn hand-writers on the final test?

Here we arrive at Mueller and Oppenheimer’s key finding: laptop note takers write more words, but they use this excess word capacity to write more VERBATIM words. Because hand-writers simply can’t write down everything the lecturer says, they have to REWORD the ideas in the lecture. This rewording leads to more cognitive effort, and that cognitive effort leads to more learning.

In other words, technology steers note-takers in meaningful directions. Those who use paper-and-pencil technologies write slowly, and therefore must reword their notes. Those who use laptop technologies write quickly, and therefore take down the speaker’s words verbatim. This second choice might seem wiser, but in fact reduces processing and thus undermines long-term learning.

Replacing evil with virtue

Being careful researchers, Mueller and Oppenheimer didn’t stop here. Instead, they asked a crucial question: can laptop note-takers learn to replace verbatim notes with reworded notes? Could they, in other words, use their capacity to write more words for good, rather than for evil?

To answer this question, they repeated their study, and they gave laptop note takers stern instructions: “People who take class notes on laptops … tend to transcribe what they’re hearing without thinking about it much. Please try not to do this as you take notes today. Take notes in your own words and don’t just write down word-for word what the speaker is saying”.

The result? Nothing changed. Defying these admirably clear instructions, laptop note-takers took verbatim notes, and remembered less than the hand-writers, who used their own words.

So, there you have it. Laptop note-takers can’t be retrained to reword their notes. Because hand-writers do reword their notes, the pen is mightier than the laptop…

Case Closed.

Case Reopened?

Let’s try an analogy here. When I tell my students how to subordinate a quotation in a participial phrase, they often try and fail. When they try and fail, I conclude that they can’t do it, and so I stop asking them to subordinate quotations in participial phrases. In brief, I give up. Isn’t that what you do?

Well, of course not. We’re teachers. When we show our students how to do something, they ALWAYS fail the first time. And, most likely, several more times. For this reason, we naturally build in time for students to practice. Learning any meaningful skill requires structured repetition. Obviously.

And yet, Mueller and Oppenheimer insist just the opposite. You can hear them cry: “Those laptop note-takers really should have used their own words BECAUSE WE EXPLICITLY TOLD THEM TO.”

Once. You told them to, once.

Did they get to practice? No. Did you tell them why? Not really. And: you’re surprised they didn’t change a behavior they’ve been practicing since they first started taking notes on laptops? Really?

A New Hypothesis

Let’s combine our experience as teachers with Mueller and Oppenheimer’s research.

Teacherly wisdom shows that we can train students to learn new skills: how to multiply fractions, how to use the subjunctive, how to throw a knuckleball. It seems highly likely that we can train laptop note takers to reword their notes. This training might take some time. The students’ progress probably won’t be constant. But, they can learn to do it.

After all: hand-writers have learned to reword their notes, so it’s hard to understand why laptop note-takers can’t.

If students succeed in this project, then they will end up with an awesome classroom superpower: the ability to write more words AND reworded words. With this superpower, they should remember even more than the hand-writers, who write fewer words that are reworded words. This likelihood, in fact, flows directly from Mueller and Oppenheimer’s research.

Under the right circumstances, the laptop just might defeat the pen.

Mind you: the study to test this hypothesis has not—to my knowledge—been done. But the hypothesis is, I think, the best interpretation of Mueller and Oppenheimer’s research.

Some Final Thoughts

  1. I should admit my own biases here. I take laptop notes. In fact, I’m a touch typist. I’m even a touch typist on the Dvořak keyboard. Like Liam Neeson, I’ve put a lot of hours into learning a particular set of skills. I’d be sad to learn those skills were weakening, not strengthening, my learning.
  2. Wise teachers often object that laptops introduce many other sources of potential distraction: Insta-snap-face-chat-gram, or email, or—heaven help us—Netflix. This objection is obviously true; in fact, Faria Sana has done impressive research into the power of these distractions.2 However, this objection doesn’t focus on Mueller and Oppenheimer’s underlying claim: the very technology that we use to take notes shapes their helpfulness. If laptop notes can truly boost learning more than hand-written notes, then we should help our students get those benefits without losing them to YouTube distractions.
  3. Even if Mueller and Oppenheimer’s study were done perfectly, teachers should still be cautious about adopting its conclusions. As you have read many times in this blog, we should look at bodies of research, not only at individual studies.
  4. The collaboration between psychology and education should be a conversation, not a lecture. When psychologists say “do this,” teachers should a) look hard at the research that led to that guidance, and b) use our own experience to ask hard questions. In other words: we should not take verbatim notes when psychologists speak—we should reword and reconsider as we go.
  5. We should ask those hard questions even when—perhaps especially when—psychology research seems to confirm beliefs that we have held all along. If we’ve always known that handwritten notes are best, then we should be thoughtfully skeptical of research that tells us what we want to hear. Me included.

Reference & Further Reading

  1. Mueller, P. A., & Oppenheimer, D. M. (2014). The pen is mightier than the keyboard advantages of longhand over laptop note taking. Psychological science, 0956797614524581. [Paper]
  2. Sana, F., Weston, T., & Cepeda, N. J. (2013). Laptop multitasking hinders classroom learning for both users and nearby peers. Computers & Education, 62, 24-31. [Paper]

Default Image
Theresa Cheng
Theresa Cheng

self-talk

“I am a lean, mean, mathing machine.” 

In college, I’d repeat this phrase to myself, muttering under my breath before every calculus exam. This mantra reminded me that I was tough, prepared, and capable of setting aside my nerves.

People engage in self-talk all day long, and it’s a powerful tool for shaping emotional well-being. The pep talks we give ourselves can make daily stressors more manageable, helping us to push past bumps in the road. And changing the way we talk to ourselves may be a powerful tool for regulating our emotions. For example, in one study, adults at risk for depression who were coached to talk to themselves in ways that fought back at their “inner critic” saw a reduction in depressive symptoms.1

Being deliberately strategic about the way that we talk to ourselves in frustrating, stressful, or tempting situations may help us persist on challenging tasks, pursue actions aligned with our goals, and perform our best. So what does science suggest about the kinds of self-talk that might be more effective at steering yourself (and your students) toward better regulation?

Below are three lessons from current research on self-talk:

  1. Avoid “I”

Using your own name instead of first person pronouns (I, my, etc.) during self-talk may help you approach challenges more effectively.

In one experiment, scientists told participants that they were studying first impressions.2 They instructed participants to try to make a good impression when meeting a member of the opposite sex—a situation that usually provokes some anxiety. The researchers gave people 2 minutes to prepare. In one group, participants were instructed to use first-person pronouns while preparing. In the other group, they were instructed to use their own names.

People who used their own names reported greater decreases in anxiety after the interaction. Independent judges that watched videos of the interaction rated these participants as having made a better impression overall.

Because people use names and third-person pronouns to refer to other people, the authors of the study suggest that using this voice helps people move away from self-centered perspectives toward more objective thinking.

This fits into research on “psychological distancing,” which suggests that putting distance between yourself and the situation can support self regulation. In another study, using the third person and pretending to be a fictitious character (such as Batman or Dora) were both related to better executive functioning* in 5-year olds, but not in 3-year-olds.3 This suggests that pretend play may also be able to generate psychological distance. The authors suggest that the 3-year-olds in the study didn’t benefit from psychological distancing because they weren’t yet able to effectively take on different perspectives.

Why does psychological distancing help? In one study, 226 African-American adolescents were asked to reflect on a recent experience that made them angry. After reflecting, they were asked some questions about how they remembered the episode. The more teens reported feeling distant from the experience (e.g., like they were watching it from far away, or that it seemed like a movie), the less upset they felt.4 When researchers read the teens’ written reflections on the angry scenarios, describing the situation with more distance was linked to re-interpreting the situation with some potentially productive insight, rather than a straightforward summary of the experience.

  1. Embrace labels

Putting a label on your feelings may help regulate negative emotions. Some studies suggest that labeling emotions reduce people’s physical responses (specifically heart rate and sweat) after a stressful experience. In one study, the more anxiety-related words people identified (from a set) as describing their emotional state during exposure therapy, the more their body responses dropped after a stressful experience.5

The authors of this study suggest that practice with labeling emotions may help your brain learn to support better regulation. What do they mean?

Labeling the emotions is found to increase blood flow (suggesting neural activity) to an area in the far right part of the prefrontal cortex known as the right ventrolateral PFC.6 In one study, greater blood flow to this part of the brain was linked to less neural activity (inferred from from blood flow) in the amygdala, a brain region important in processing fear. This link between the prefrontal cortex-amygdala suggests a possible mechanism for emotional regulation supported by labeling the emotions. It is important to note that these brain regions are also involved in many other behaviors and emotions, so more work is needed to confirm this connection. However, it converges with other research suggesting that labels have value.

Unlike switching to using third-person language, emotion labeling seems to only change people’s body responses, not how anxious people report feeling.5 Some suggest that this means that labeling feelings isn’t helpful. But others suggest that people who have labeled their emotions still experience anxious feelings, but simply aren’t as upset by them, which is reflected in their body responses.

  1. Be specific

Some people tend to use more specific words to describe their experiences, while others use more general ones. For example, some people might describe a car accident they experienced as scary, terrifying, or harrowing, while others might describe the same situation as simply “bad.”

In general, more clarity and specificity regarding personal experiences is what some psychologists call “emotional granularity.” In adults, having higher emotional granularity is associated with better responses to different stressors, including less aggression and drinking when experiencing stress.7

Why is this the case? While no one knows for sure, some researchers speculate that by using more detailed language in their self-talk, people are giving themselves more information about the situation. This explanation suggests that people are perhaps then able to act on this information more clearly when deciding what to do next.7

Putting this in practice: the RULER program

The RULER Feeling Words K-8 curriculum puts these suggestions into practice using feeling-based units to teach students how to recognize, understand, label, express, and regulate their emotions.8

Fifth and 6th grade students in classrooms with the RULER Feeling Words curriculum demonstrated improved language arts grades and work habits grades as compared to students in classrooms that did not implement this curriculum. Students in this program also showed higher teacher ratings related to positive relationships, leadership, and studying, as well as lower teacher ratings of problem behaviors. This research suggests that social and emotional curriculum can go hand in hand with educational goals.

Looking beyond Western culture

When moving research from psychological theory into practice, it also may be important to consider students’ cultural backgrounds. Much of the research featured here has emerged from Western frameworks about emotion and research with Western participants. However, some cross-cultural work suggests that, on average, East Asians may rely on less body-driven processes for understanding their emotions,9 with different implications for what regulation strategies may then be effective. In an era where classrooms are looking increasingly diverse, it may be important to seek a better understanding of how people from many cultures experience and regulate emotions.

Pass it on 

How can children get better at regulating their emotions and behaving in ways that support their goals, particularly when faced with frustration, stress, or temptation? This complex question about human development is far from resolved. However, educators have opportunities to share strategies that may help students get themselves through difficult moments—and these self-talk strategies may be among them!

* Previously, I’ve written about EF as an umbrella term for cognitive processes that regulate thoughts and actions. In this case, researchers studied children’s ability to switch between tasks, hold information in memory, and inhibit their responses.

References

  1. Kelly, A. C., Zuroff, D. C., & Shapira, L. B. (2009). Soothing oneself and resisting self-attacks: The treatment of two intrapersonal deficits in depression vulnerability. Cognitive Therapy and Research, 33(3), 301–313. [Paper]
  2. Kross, E., Bruehlman-Senecal, E., Park, J., Burson, A., Dougherty, A., Shablack, H., Bremner, R., Moser, J., Ayduk, O. (2014). Self-talk as a regulatory mechanism: how you do it matters. Journal of Personality and Social Psychology, 106(2), 304–24. [Paper]
  3. White, R. E., & Carlson, S. M. (2015). What would Batman do? Self-distancing improves executive function in young children. Developmental Science, 3, 419–426. [Paper]
  4. White, R. E., Kross, E., & Duckworth, A. L. (2015). Spontaneous Self-Distancing and Adaptive Self-Reflection Across Adolescence. Child Development, 86(4), 1272–1281. [Paper]
  5. Niles, A. N., Craske, M. G., Lieberman, M. D., & Hur, C. (2015). Affect labeling enhances exposure effectiveness for public speaking anxiety. Behaviour Research and Therapy, 68, 27–36. [Paper]
  6. Lieberman, M. D., Eisenberger, N. I., Crockett, M. J., Tom, S. M., Pfeifer, J. H., & Way, B. M. (2007). Putting Feelings into Words: Affect Labeling Disrupts Amygdala Activity in Response to Affective Stimuli. Psychological Science, 18(5), 421–428. [Paper]
  7. Kashdan, T. B., Barrett, L. F., & McKnight, P. E. (2015). Unpacking Emotion Differentiation: Transforming Unpleasant Experience by Perceiving Distinctions in Negativity. Current Directions in Psychological Science, 24(1), 10–16. [Paper]
  8. Brackett, M. A., Rivers, S. E., Reyes, M. R., & Salovey, P. (2012). Enhancing academic performance and social and emotional competence with the RULER feeling words curriculum. Learning and Individual Differences, 22(2), 218–224. [Paper]
  9. Immordino-Yang, M. H., Yang, X.-F., & Damasio, H. (2014). Correlations between social-emotional feelings and anterior insula activity are independent from visceral states but influenced by culture. Frontiers in Human Neuroscience, 8(September), 728. [Paper]