Bill Nye (The Science Guy) is chief executive officer of The Planetary Society. He learned his love of astronomy from Carl Sagan while earning a mechanical engineering degree at Cornell University. He was the writer, producer, and on-air talent for the Emmy Award-winning Bill Nye the Science Guy TV series from 1992–1998. More recently his program 100 Greatest Discoveries aired on the Science Channel. He is a Committee for Skeptical Inquiry fellow and was the keynote speaker at the recent Center for Inquiry/CSI/CSH Summit Conference in Tacoma, Washington.