Leslie Earl Simon (August 11, 1900 – October 28, 1983) was a 20th-century American scientist, and the author of the book German Research in World War II: An Analysis of the Conduct of Research.
He was Major General, Ordnance Department, U.S.
Army, and former Director of the Ballistic Research Laboratories at the Aberdeen Proving Ground military facility in Maryland.
He graduated from the United States Military Academy] at West Point in 1924.German Research discusses various German secret weapons of World War II, with an emphasis on airplanes, rocketry and the Germans' research methodology.