TALKING HEADS: Psycho Killer by: PhawkerPosted on: September 10, 2007November 30, 2022 RELATED: A man found not guilty by reason of insanity in the 1975 killing of his roommate and the man’s 4-year-old son disappeared from a mental hospital in Camden County yesterday. Police from the Ancora Psychiatric Hospital in Winslow Township were joined by state and local police in the search for William Enman, 65, who had unsupervised grounds privileges at the 80-acre campus, according to two law-enforcement sources.