Keith S. Dobson, PhD, is Professor of Clinical Psychology at the University of Calgary, Alberta, Canada, and a Principal Investigator for the Opening Minds program of the Mental Health Commission of Canada, with a focus on stigma reduction in the workplace. His research has focused on both cognitive models and CBT for depression. Dr. Dobson has published over 300 articles and chapters and numerous books, including Evidence-Based Practice of Cognitive-Behavioral Therapy, Second Edition; Handbook of Cognitive-Behavioral Therapies, Fourth Edition; and The Therapeutic Relationship in Cognitive-Behavioral Therapy. He is past president of the Canadian Association of Cognitive and Behavioural Therapies, the Canadian Psychological Association (CPA), the Academy of Cognitive and Behavioral Therapies, and the International Association for Cognitive Psychotherapy. Dr. Dobson is a recipient of the Award for Distinguished Contributions to the Profession of Psychology and the Donald O. Hebb Award for Distinguished Contributions to the Science of Psychology from the CPA, among other honors.

David J. A. Dozois, PhD, is an internationally known depression researcher and cognitive-behavioral therapist. He is Professor of Psychology at the University of Western Ontario, is a Fellow and two-time president of the Canadian Psychological Association, and has held leadership roles in many other national and international organizations. Dr. Dozois has authored over 300 scientific publications and presents his work widely. He also maintains a small private practice.