James P. Bloch, PhD, is a licensed clinical psychologist in independent practice in Louisville, Kentucky. He has 20 years of experience in community mental health practice, supervision, and administration. Formerly a member of the faculty in the psychology doctoral program at Spalding University, Dr. Bloch has also helped develop a consortium internship program in clinical psychology and has presented extensively in regional training events. His areas of practice include cognitive/dynamic individual psychotherapy, marital therapy, and clinical supervision. Prior to completing his work on this book, the author had contributed two articles on the diagnosis and treatment of multiple personality disorder and dissociative disorder to the Innovations in Clinical Practice: A Source Book series, also published by the Professional Resource Press. Dr. Bloch is a member of national and local psychology associations, a registrant of the National Register of Health Service Providers in Psychology, and a member of the American Society of Clinical Hypnosis and the International Society for the Study of Multiple Personality and Dissociation.