THEODORE R. SARBIN is Professor Emeritus of Psychology and Criminology at the University of California at Santa Cruz. Presently, he is serving as a research psychologist with the Defense Personnel Security Research Center at the Naval Postgraduate School. He is the editor of Narrative Psychology (Praeger, 1986) and (with K. Scheibe) Studies in Social Identity (Praeger, 1983).RALPH M. CARNEY is a Personnel Research Psychologist at the Defense Personnel Security Reserach at the Naval Postgraduate School.CARSON EOYANG is Director of Training and Development in the Office of Human Resources and Education at NASA.

• IllustrationsPrefaceIntroduction by Maynard AndersonThe Enemy Within: A Social History of Treason by Ralph M. CarneyWhy Spy? A History of Recent American Espionage by Katherine L. HerbigModels of Espionage by Carson EoyangThe Mask of Integrity by Robert Hogan and Joyce HoganA Criminological Approach to Security Violations by Theodore R. SarbinTrade Secret Theft as an Analog of Treason by Gilbert GeisThe Temptations of Espionage: Self-Control and Social Control by Karl E. ScheibeWork Organizations as Contexts for Trust and Betrayal by James H. Morris and Dennis J. MobergIndex