About
Served as Mission Specialist on four Space Shuttle Missions, including the first flight of Endeavor.
Before Fame
He was valedictorian of his high school senior class.
Trivia
He has over 29 hours of EVA (extra-vehicular activity).
Family Life
He married Kaye Lynn Parker and had two children.
Associated With
He appeared on an episode of "Home Improvement" starring Tim Allen.
