Peter J. Bieling, PhD, is Professor in the Department of Psychiatry and Behavioural Neurosciences at McMaster University in Hamilton, Ontario, Canada, andClinical Consultant for the Ontario Structured Psychotherapy Programat St. Joseph’s Healthcare Hamilton. Dr. Bieling is a Founding Fellow of the Academy of Cognitive Therapy and has written extensively about cognitive-behavioral therapy (CBT) for depression. In addition to his research activities and academic work, he is an active therapist and teacher of CBT.

Randi E. McCabe, PhD, is Professor in the Department of Psychiatry and Behavioural Neurosciences at McMaster University in Hamilton, Ontario, Canada, and Director of the Anxiety Treatment and Research Clinic at St. Joseph's Healthcare Hamilton. Her research focuses on anxiety and related disorders and the development and evaluation of cognitive-behavioral interventions. She has published over 160 peer-reviewed papers and eightbooks. Dr. McCabe served as president of the Canadian Association of Cognitive and Behavioural Therapies (CACBT) and is a Fellow of the Canadian Psychological Association, the Association for Behavioral and Cognitive Therapies, and the CACBT.

Martin M. Antony, PhD, is Professor of Psychology at Toronto Metropolitan University in Toronto, Ontario, Canada, and Provincial Clinical and Training Lead for the Ontario Structured Psychotherapy Program. Previously, Dr. Antony was founding director of both the Anxiety Treatment and Research Clinic and the Psychology Residency Program at St. Joseph’s Healthcare Hamilton. He has published over 300 scientific articles and chapters and 33 books in areas related to cognitive-behavioral therapy and anxiety-related disorders, and has presented his work widely across four continents. A Fellow of the Royal Society of Canada, he is past president of the Canadian Psychological Association and the Association for Behavioral and Cognitive Therapies.

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