Tag Archives: methodology

Can You Rely on Meta-analysis? Can You Doubt It?

Over at his blog Filling the Pail, Greg Ashman likes challenging popular ideas. In a recent post, he takes issue with meta-analysis as a way of analyzing educational research. In the first place, Ashman argues — in effect —  “garbage



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Vital Resources in Psychology: the Best Research for Teachers

These vital resources in psychology research can help teachers find the most effective teaching practices. They also provide lively examples of researchers doing what they do best: exploring complex questions with imagination and humility. Continue reading



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Omega 3 Fish Oil Doesn’t Help, but Research Does

Contrary to their previous research, this team in Britain finds that Omega 3 fish oil doesn’t help students’ behavior or academic performance. These results are disappointing, but their willingness to double check their work this way is admirable. Continue reading



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Investigating Mindfulness: How Do We Know Its Benefits?

We would, of course, like to see studies with larger sample sizes, active control conditions, longer-term evaluation of results and so forth. This study find some positive trends, but overall isn’t impressed with the research progress over the last 13 years. Continue reading



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Correlation Isn’t Causation, Is It?

(Image source) The ever provocative Freddie deBoer explores the relationship between correlation and causation. You know, of course, that the one does not imply the other. DeBoer, however, wants to push your certainty on this point. Are there circumstances under



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The Dangers of Weird Neuroscience

How do psychologists know what they know about human mental processes? Quite often, they run studies to see how people behave: what do they remember? where do they look? what do they choose? how do they describe their thoughts? If



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Exercise and Learning

Does even a short bout of exercise immediately after learning help form long-term memories? A recent article, published by Cognitive Research: Principles and Implications, suggests intriguing—even surprising—answer to this question. From a different perspective, this article also offers useful insights



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Early Education Program Evaluation: “Differential Susceptibility” to Success

Show me the Money As most parents, teachers, and education policy folks know well, early childhood education is expensive. Whether federally-funded, state-funded, or family-funded, preschool and structured early care generally operate on a pretty tight budget. They also generally operate



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Using IQ Scores Thoughtfully

Debates about the meaning and value of IQ have long raged; doubtless, they will continue to do so. This article, by a scholar steeped in the field, argues that — even for those who see real benefit in focusing on



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Cool Nerds

If you’re a Learning and the Brain devotee, you may have heard about p-values; you may even have heard about the “p-value crisis” in the social sciences — especially psychology. This white paper by Fredrik deBoer explains the problem, offers some



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