Kelly D. Harrison was a Department of Defense certified polygraph examiner for over twenty-eight years. He was deployed to the US Navy base at Guantanamo Bay, Cuba, for 2004 to 2005 as a member of the Joint Terrorism Task Force to interrogate suspected Al-Qaeda members captured in Afghanistan and Pakistan. Kelly used the law enforcement model of interviewing to obtain confessions of terrorist group membership, locations of weapon caches, links to other suspected terrorists, and aiding terrorist groups through poppy cultivation and heroin production. Kelly taught interview and interrogation skills at the Federal Law Enforcement Training Center (FLETC), Glynco, Georgia, for four years. Kelly was a guest lecturer at the FLETC for several additional years and currently conducts pro bono polygraph examinations for the Colorado public defender.