Former NASA astronaut and former director of the John F. Kennedy Space Center and Langley Research Center.
He achieved the second highest rank in the Boy Scouts of America, Life Scout.
He piloted the Space Shuttle Challenger from July 29 until August 6, 1985, on mission STS-51-F.
He fathered two children with his wife, Benita Louise Allbaugh.
He and Neil Armstrong were both pivotal figures in the advancement of the U.S. space program.