Arthur Rudolph
Arthur Louis Hugo Rudolph (November 9, 1906 – January 1, 1996) was a German rocket engineer who was a leader of the effort to develop the V-2 rocket. After World War II, the United States government's Office of Strategic Services (OSS) brought him to the U.S. as part of the clandestine Operation Paperclip, where he became one of the main developers of the U.S. space program.