The CIA did in fact study the use of hypnosis as a technique either of interrogation or of strengthening resistance to interrogation. The CIA concluded that hypnosis was not a reliable interrogation technique. Nor did the CIA have any confidence that a hypnotized subject could perform an action under a post-hypnotic suggestion. But at the time of the writing of this paper, the authors stated that further research was indicated. Whether such research was ever conducted is unclear.<ref name=cia>"Hypnosis in Interrogation", Central Intelligence Agency. Approved for release per CIA Historical Review Program, September 22, 1993. <https://www.cia.gov/library/center-for-the-study-of-intelligence/kent-csi/vol4no1/html/v04i1a05p_0001.htm></ref> | The CIA did in fact study the use of hypnosis as a technique either of interrogation or of strengthening resistance to interrogation. The CIA concluded that hypnosis was not a reliable interrogation technique. Nor did the CIA have any confidence that a hypnotized subject could perform an action under a post-hypnotic suggestion. But at the time of the writing of this paper, the authors stated that further research was indicated. Whether such research was ever conducted is unclear.<ref name=cia>"Hypnosis in Interrogation", Central Intelligence Agency. Approved for release per CIA Historical Review Program, September 22, 1993. <https://www.cia.gov/library/center-for-the-study-of-intelligence/kent-csi/vol4no1/html/v04i1a05p_0001.htm></ref> |