American psychologist and interrogation designer
According to Wikipedia,
John Bruce Jessen is an American psychologist who, with James Elmer Mitchell, created the so-called "enhanced interrogation techniques" that were used in the interrogation and torture of CIA detainees and outlined in the United States Senate Select Committee on Intelligence's report on CIA torture. In that report, he was mentioned under the pseudonym "Hammond Dunbar." His company, Mitchell Jessen and Associates, earned 81million for its work.
Bruce Jessen is affiliated with the following schools: