David A. Wolfe, PhD, holds the RBC Chair in Children's Mental Health at the Centre for Addiction and Mental Health and is a Professor of Psychology and Psychiatry at the University of Toronto. He is a fellow of the American Psychological Association and past president of Division 37 (Child, Youth, and Family Services). Dr. Wolfe has broad research and clinical interests in abnormal child and adolescent psychology, with a special focus on child abuse, domestic violence, and developmental psychopathology, and he has published widely on these topics. Dr. Wolfe is the 2005 recipient of the Donald O. Hebb award for Distinguished Contributions to Psychology from the Canadian Psychological Association.

Eric J. Mash, PhD, is Professor Emeritus of Psychology at the University of Calgary and Affiliate Professor in the Department of Psychiatry at Oregon Health and Science University. He is a Fellow of the Canadian Psychological Association and of the Society of Clinical Psychology, the Society for Child and Family Policy and Practice, the Society of Clinical Child and Adolescent Psychology, and the Society of Pediatric Psychology of the American Psychological Association. Dr. Mash is also a Fellow and Charter Member of the Association for Psychological Science. He has served as an editor, editorial board member, and editorial consultant for numerous journals and has published widely on child and adolescent psychopathology, assessment, and treatment.

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