JEFFREY S. NEVID is Professor of Psychology at St John’s University in New York City, where he teaches at both the undergraduate and graduate levels and has served as the director of the doctoral program in clinical psychology for many years. He was awarded his doctorate from the University at Albany and was a NIMH Post-Doctoral Fellow in evaluation research at Northwestern University. Nevid is a Fellow of the American Psychological Association and was awarded a Diplomate in Clinical Psychology by the American Board of Professional Psychology. SPENCER A. RATHUS received his PhD from the University at Albany and has taught at Northeastern University, St. John’s University, New York University, and The College of New Jersey, where he is currently on the faculty. His areas of interest include HIV/AIDS, sexual and gender minorities, psychological assessment, assertive behavior, and cognitive behavioral therapy. He is the author of the Rathus Assertiveness Schedule, which has become a Citation Classic. He has published articles in the Journal of Clinical Psychology, the Journal of Counseling Psychology, Behavior Therapy, and the Journal of Behavior Therapy and Experimental Psychiatry, among others.