Susan R. Walen, Ph.D., is Associate Professor of Psychology at Towson State University, Instructor in Psychiatry at the Johns Hopkins University School of Medicine, and Director of the Center for Cognitive and Rational-Emotive Therapy, Baltimore and Rockville, Maryland. Raymond DiGiuseppe, Ph.D., is Associate Professor of Psychology at St. John's University, and Director of Professional Education at the Institute for Rational-Emotive Therapy. Windy Dryden, Ph.D., is Professor of Counselling at Goldsmith's College, University of London, and Director of the Institute for Rational- Emot...