Neil deGrasse Tyson
Neil deGrasse Tyson, a member of the Aldridge Commission, is "an astrophysicist and the Frederick P. Rose Director of the Hayden Planetarium in New York City. His professional research interests include star formation, exploding stars, dwarf galaxies, and the structure of the Milky Way. Tyson served on the Commission on the Future of the US Aerospace Industry in 2001. He went on to earn his B.A. from Harvard and his Ph.D. in astrophysics from Columbia University." 
- Honorary Member, Space Foundation 
- Advisory Board, Chess-in-the-Schools 
- Fellow, Committee for Skeptical Inquiry 
From the MarsBlog at the Louisiana Mars Society, January 31, 2004:
- Commission on the Future of the U.S. Aerospace Industry Biography; a.k.a. the Walker Commission.
- AMNH web site.
- Curriculum Vitae.
- Visiting research scientist, Department of Astrophysics, Princeton University.
- Author/co-author of Cosmic Origins, Cosmic Frontiers: Astronomy at the Cutting Edge, The Sky is Not the Limit: Adventures of an Urban Astrophysicist (Memoir), etc. (See www.amazon.com for more titles.)