Leslie Earl Simon

Leslie Earl Simon (August 11, 1900 – October 28, 1983) was an American military officer and scientist, and author of the book ''German Research in World War II: An Analysis of the Conduct of Research''. He was a major general in the U.S. Army's Ordnance Department, and director of the Ballistic Research Laboratories at the Aberdeen Proving Ground military facility in Maryland. Provided by Wikipedia