Deborah A. Deliyannides, MD, graduated from Jefferson Medical College, Philadelphia, PA, and completed her psychiatric residency at the New York Hospital-Cornell Medical Center in White Plains, NY. She is Assistant Clinical Professor of Psychiatry at Columbia University College of Physicians and Surgeons, New York, NY, and has been a research psychiatrist at the New York State Psychiatric Institute since 1990, where she treated a vast array of people with mood disorders. She was Medical Director of the Zucker Hillside Hospital Methadone Maintenance Treatment Program at the Long Island Jewish Medical Centre in Glen Oaks, NY, for over 10 years and earned added qualifications in addiction psychiatry. She is currently a psychoanalytic candidate at the NYU Post Doctoral Program for Psychotherapy and Psychoanalysis, and maintains private practices in Manhattan and in Darien, CT.