Arguing for the Vision for Space Exploration
Here's George's testimony to the Senate: http://www.spaceref.com/news/viewsr.html?pid=27921. It's the print version, which is longer than the five-minute blurb he was allowed, but well worth reading. George answers the big questions space advocates should answer if they're going to face off with the public: what do we want to do with our space program? What do we hope to accomplish?