Deanna Kuhn is Professor of Psychology and Education at Teachers College, Columbia University. She is a fellow of the American Psychological Society and American Psychological Association, a board member of the Cognitive Development Society, and a member of numerous other organizations in psychology and education. She is former editor of Human Development and is coeditor of the Cognition, Perception, and Language volume of the Handbook of Child Psychology, fifth edition, and the forthcoming sixth edition. She has published widely in the fields of psychology and education in outlets ranging from Psychological Science and Psychological Review to Harvard Educational Review and Liberal Education. Dr. Kuhn holds a Ph.D. in developmental psychology from the University of California, Berkeley, and was previously on the faculty at the Harvard Graduate School of Education.