Hanns Scharff
Hanns-Joachim Gottlob Scharff (16 December 1907 – 10 September 1992) was a German Luftwaffe interrogator during the Second World War. He has been called the "Master Interrogator" of the Luftwaffe, and possibly all of Nazi Germany; he has also been praised for his contribution to shaping U.S. interrogation techniques after the war.