Michel Hersen, Ph.D., editor-in-chief, is Professor and Dean of the School of Professional Psychology at Pacific University in Forest Grove, OR. Jay C. Thomas, Ph.D., editor-in-chief and volume 1 co-editor, is Associate Professor and Director of the Counseling Psychology program in the School of Professional Psychology at Pacific University in Forest Grove, OR. Daniel L. Segal, Ph.D., co-editor of volume 1, is Associate Professor in the Department of Psychology at the University of Colorado, Colorado Springs.