The CIA Document Of Human Manipulation: Kubark Counterintelligence Interrogation Manual

Released by the Freedom of Information Act. This document is a thorough description of how the CIA recommends interrogating a subject. To get the information that is needed there is nothing withheld short of torture. For example in "Threats and Fears," the CIA authors note that "the threat of coercion usually weakens or destroys resistance more effectively than coercion itself. The threat to infli...