Nancy Budwig is a professor in the Hiatt School of Psychology at Clark University, Massachusetts. She is an associate editor of the British Journal of Developmental Psychology. Elliot Turiel is a professor in education at the University of California, Berkeley, where he holds the Jerome A. Hutto Chair in Education. Philip David Zelazo is currently the Nancy M. and John E. Lindahl Professor at the Institute of Child Development, University of Minnesota. He is the recipient of a Boyd McCandless Young Scientist Award from the American Psychological Association and a Canada's Top 40 Under 40 Award.