Donald Meichenbaum, Ph.D., is one of the founders of the "cognitive revolution" in psychotherapy and a major proponent of the constructivist perspective. He is professor of psychology at the University of Waterloo in Ontario, Canada. A prolific writer, researcher, and international lecturer, Meichenbaum is the author of the classic Cognitive Behavior Modification: An Integrative Approach His other books include Stress Reduction and Prevention (Meichenbaum & Jaremko, 1983), Pain and Behavioral Medicine: A Cognitive-Behavioral Approach (Turk, Meichenbaum & Genest, 1983), The Unconscious Reconsidered (Bowers & Meichenbaum, 1984), Stress Inoculation Training: A Clinical Guidebook (1985), and Facilitating Treatment Adherence: A Practitioner's Guidebook (Meichenbaum & Turk, 1987). (1977).