DAVID KAMEN, PhD, is a clinical psychologist licensed in New Hampshire and Massachusetts, where he works regularly with children and adolescents who engage in self-injurious behavior. In full-time practice for almost 17 years, Dr. Kamen makes frequent use of cognitive-behavioral, and family systems approaches within individual therapy, group therapy, and family counseling formats. Dr. Kamen also makes use of psychodynamic principles based on fellowship training he has completed with the Boston Psychoanalytic Society and Institute and the Psychoanalytic Institute of New England. As a disability examiner, and professional conduct investigator for the New Hampshire Board of Mental Health Practice, Dr. Kamen has also served as a certified guardian ad litem and as a forensic psychologist to address the issues of self-injury in victims of child abuse and neglect. He has presented his research at numerous professional associations and is currently writing a book on childhood self-injury.