John Philpin has been the forensic consultant to the San Diego County Sheriff's Department in their re-investigation of the Stephanie Crowe homicide. He was also one of the first independent criminal profilers in the U.S. and is a retired psychologist with an international reputation as an expert on violent behavior. He has appeared on "Unsolved Mysteries," "Northwest Afternoon," "Inside Edition," the "Jim Bohannon Show," "America's Most Wanted," CBC's "As It Happens," and "20/20 Downtown" and has served as a guest commentator on Court TV's "Prime Time Justice." His published works include Beyond Murder, a true crime book about the Gainesville student murders, and Stalemate, a true story of… child abduction and murder in the San Francisco Bay area. He has also written five novels. The recipient of numerous awards recognizing his contributions to murder investigations, Philpin holds degrees in English, clinical psychology, and forensic psychology.