Henry Kellerman, Ph.D., psychologist and psychoanalyst, is the author and editor of more than 20 books. He has held professorial and clinical staff positions at several universities and hospitals, and was the director of the Columbia University Press book series—Personality, Psychopathology, and Psychotherapy: Theoretical and Clinical Perspectives. His psychology book for the reading public, titled The 4 Steps to Peace of Mind: The Simple Effective Way to Cure Our Emotional Symptoms, is the first of its kind to present a blueprint that a person can follow to cure their own emotional symptom. Dr. Kellerman is a Diplomate in Clinical Psychology and Psychoanalysis of The American Board of Professional Psychology. He maintains a private psychotherapy practice in New York City.