Ray Digiuseppe, Ph.D. received his Ph.D. from Hofstra University in 1975. Dr. DiGiuseppe joined St. John’s in 1987, where he developed the doctoral program in school psychology. He is presently professor and chair of the psychology department. Since 1980, Dr. DiGiuseppe also served as Director of Professional Education of the Albert Ellis institute. He has trained hundreds of therapists in Rational Emotive and Cognitive Behavior Therapy. Dr. DiGiuseppe has been very active in the Association for Behavioral and Cognitive Therapies (ABCT). Dr. DiGiuseppe has contributed to the scientific and clinical literature with 6 books, more than 100 chapters and articles, and more than a hundred conference presentations. He has served as Chair of the Publications Board of the Division of Psychotherapy of the American Psychological Association. With his collaborator Chip Tafrate, he has published the Anger Disorder Scale and Understanding Anger Disorders.