Group Treatment Manual for Persistent Depression: Cognitive Behavior Analysis System of Psychotherapy (CBASP) Therapist's Guide

Liliane Sayegh, Ph.D., is a clinical psychologist specialized in mood disorders at the Douglas Mental Health University Institute, Montreal, Quebec, Canada. She is also an assistant professor in the Department of Psychology at McGill University.

J. Kim Penberthy, Ph.D., ABPP, is a board certified clinical psychologist and professor of psychiatry and neurobehavioral sciences at the University of Virginia School of Medicine. She is the Director for Research at the UVA Contemplative Sciences Center as well as the Co-Director of the Effective Communication and Coping Skills for Physicians and Physician Clinical Evaluation Programs at UVA.