#Fingerprints

The Criminal Sexual Sadist

By Robert R. Hazelwood, M.S. Special Agent National Center for the Analysis of Violent Crime FBI Academy Quantico, Virginia and Park Elliott Dietz, M.D., Forensic Psychiatrist Newport Beach, California Clinical Professor of Psychiatry…

Successful Interviewing

By James R. Ryals, Commander Long Beach, California, Police Department This article originally appeared in the FBI Law Enforcement Bulletin, March 1991. Interviewing is one form of communication used extensively by law…

Why Suspects Confess

By David D. Tousignant, M.A. Inspector Lowell, Massachusetts, Police Department This article originally appeared in the FBI Law Enforcement Bulletin, March 1991. Many criminal cases, even when investigated by the most experienced…