Maurice Apprey, PhD, Professor of Psychiatry Emeritus at the University of Virginia School of Medicine, trained in child and adolescent psychoanalysis at the Anna Freud Centre, London, and in adult psychoanalysis at the Institute of the Contemporary Freudian Society. He is a training and supervising psychoanalyst of the International Psychoanalytic Association.

William F. Cornell, M.A., TSTA (P), maintains an independent private practice of psychotherapy and consultation in Pittsburgh, Pennsylvania. He is the author and editor of numerous books in transactional analysis and psychoanalysis. A co-editor of the Transactional Analysis Journal for 15 years, he is now the editor of the Routledge book series, "Innovations in Transactional Analysis." He is a recipient of the Eric Berne Memorial Award and the European Association for Transactional Analysis Gold Medal in recognition of his writing.