Joel Paris, MD, is Research Associate at the Sir Mortimer B. Davis Jewish General Hospital in Montreal, Canada, and Emeritus Professor of Psychiatry at McGill University. He became Full Professor at McGill in 1994 and served as Chair of the Department of Psychiatry from 1997 to 2007. Dr. Paris is past president of the Association for Research on Personality Disorders, co-founder of the North American Society for the Study of Personality Disorders, and past Editor-in-Chief of the Canadian Journal of Psychiatry. His research focuses on the causes, treatment, and long-term outcome of borderline personality disorder. Dr. Paris is the author of more than 280 peer-reviewed articles, book chapters, and books.