James C. Fletcher

James Chipman Fletcher (June 5, 1919 – December 22, 1991) served as the 4th and 7th Administrator of NASA, first from April 27, 1971, to May 1, 1977, under President Richard M. Nixon, and again from May 12, 1986, to April 8, 1989, under President Ronald Reagan. As such, he was responsible for Apollo Moon missions 15, 16, and 17, the early planning of the Space Shuttle program, and later for the shuttle program's recovery and return to flight after the Space Shuttle ''Challenger'' accident. Prior to this, he was president of the University of Utah from 1964 to 1971. Provided by Wikipedia