David Williamson Shaffer is an Associate Professor at the University of Wisconsin-Madison in the departments of Educational Psychology and Curriculum and Instruction. Before coming to the University of Wisconsin, he was a teacher, teacher-trainer, curriculum developer, and game designer. Dr. Shaffer studies how new technologies change the way people think and learn, and is is a founding member of the GAPPS research group on games, learning, and society. His particular area of interest is in the development of epistemic games: computer and video games in which players become professionals to develop innovative and creative ways of thinking. His most recent book is How Computer Games Help Children Learn.