| |  | James Randi (born August 7, 1928), stage name The Amazing Randi, is a stage magician and scientific skeptic best known as a challenger of... |  | Carl Edward Sagan was an American astronomer and astrobiologist and a highly successful popularizer of astronomy, astrophysics, and other natural... |  | Michael Shermer is the founding publisher of Skeptic magazine (www.skeptic.com), the director of the Skeptics Society, the host of the Skeptics... |  | Paul Zachary "PZ" Myers (born March 9 1957) is an American biology professor at the University of Minnesota, Morris and a science blogger via his... |  | Isaac Asimov was a Russian-born American Jewish author and professor of biochemistry, a highly successful and exceptionally prolific writer best... |  | Robert Todd Carroll (1945-), Ph.D., is an American writer and academic, acting as a philosophy professor and chairman of the Philosophy Department... |  | Martin Gardner (b. October 21, 1914, Tulsa, Oklahoma) is a popular American mathematics and science writer specializing in recreational... |  | Paul Kurtz (born December 21, 1925 in Newark, New Jersey) is Professor Emeritus of Philosophy at the University at Buffalo (SUNY), but is best... |  | Joe Nickell was born December 1, 1944. He is a former stage magician and is a prominent skeptical investigator of the paranormal. He also works as... |  | Thomas Sowell (born June 30, 1930), is an American economist, political writer, and commentator. While often described as a "black conservative",... | |
