Athena A. Drewes, PsyD, RPT-S, is a licensed child psychologist, founder, and president emeritus of the New York Association of Play Therapy, as well as a national and international presenter and editor/coeditor on play therapy. Dr. Drewes is also director of clinical training and the APA-accredited doctoral internship at Astor Services for Children and Families, a large multi-service nonprofit mental health agency in New York.
Charles E. Schaefer, PhD, RPT-S, is cofounder and director emeritus of the Association of Play Therapy as well as professor emeritus of psychology at Fairleigh Dickinson University in New Jersey. He is also a renowned author, editor, and coeditor of over 100 research articles and 60 professional books.