1. Head, CBT Clinic, Sunnybrook Health Sciences Centre, Toronto, Ontario; Associate Professor, Department of Psychiatry, University of Toronto, Toronto, Ontario
2. Morgan Firestone Chair in Psychotherapy and Professor, Department of Psychiatry, University of Toronto, Toronto, Ontario
3. Staff Psychiatrist, Sunnybrook Health Sciences Centre, Toronto, Ontario; Lecturer, Department of Psychiatry, University of Toronto, Toronto, Ontario