Arthur G. Stephenson (born 1942) was the ninth Director of the NASA Marshall Space Flight Center located in Huntsville, Alabama. He served as Director from September 11, 1998 to May 2003.
Stephenson was born in New London, Connecticut and finished his secondary schooling by graduating from Narbonne High School in Harbor City, California.
- Worked for TRW in Redondo Beach, California for 28 years
- Was president of Oceaneering Advanced Technologies in Houston, Texas, at the time of his appointment as Director.
- Joined NASA in 1998 to work on the reusable launch vehicle program (space shuttle).
- Oversaw launch and continuing successful operation of the Chandra X-ray Observatory
- Worked on research in microgravity.
- Involved with NASA's Space Shuttle propulsion program.
- Headed one of NASA's largest operations with a 2.3 billion dollar budget and 6500 employees.