Professor of Learning Technologies, Technology, Innovation, and Education Program, Harvard Graduate School of Education; Co-Principal Investigator, ecoMOD, ecoMUVE and ecoMOBILE -- 3-D worlds that helps students learn about ecosystems and science thinking; Author, "The Role of Digital Technologies in Deeper Learning" (2014, Jobs for the Future); Co-Editor, Teacher Learning in the Digital Age: Online Professional Development in STEM Education (2016); Co-Author, Digital Teaching Platforms (2013), Scaling Up Success: Lessons From Technology-Based Educational Improvement (2005), and The Virtual High School (2003)