Informants are an invaluable, often instrumental aspect of criminal investigations, but they do present certain management issues. In the necessarily clandestin

This true story of an ex-Marine who fought crime as an undercover cop, a narcotics agent, and finally a federal prosecutor spans a decade of crime fighting and

As security professionals, lawyers, personnel directors, and corporate executives are confronted by the demands of loss prevention, asset protection, and ever-e

'Undercover lays bare the deceit, betrayal and cold-blooded violation practised again and again by undercover police officers - troubling, timely and brilliantl