Katherine M. B. Owens, PhD, is adjunct professor at the University of Regina and clinical lecturer at the University of Saskatchewan. Clinically, Owens serves as a senior psychologist in the Regina Qu’Appelle Health Region Mental Health Clinic and as a therapist in private practice. She practices, teaches, and supervises psychology and psychiatry students in the cognitive behavioral model, specializing in anxiety disorders, depression, and neuropsychological assessment. In her spare time, Owens volunteers as much as she can.

Martin M. Antony, PhD, is professor and director of graduate training at Ryerson University in Toronto, Canada. He is also director of research at the Anxiety Treatment and Research Centre at St. Joseph’s Healthcare, Hamilton, Ontario, and Past President of the Canadian Psychological Association. An award-winning researcher, Antony is coauthor of The Anti-Anxiety Workbook, When Perfect Isn't Good Enough, and more than twenty-five other books. His research, writing, and clinical practice focus on cognitive behavioral therapy and the treatment of anxiety disorders. He has been widely quoted in the American and Canadian media.