Natural science
Mark Blumberg
University of Iowa — Iowa City, IA
Richard Carrier
Author & Speaker — Richmond, CA
Andrew Fraknoi
Foothill College — San Francisco, CA
Susan Haack
University of Miami — Miami, FL
Marc Hauser
Harvard University — Cambridge, MA
Penny Higgins
University of Rochester — Rochester, NY
Dacher Keltner
University of California - Berkeley — San Francisco, CA
James McGaha
Grasslands Observatory — Tucson, AZ
Chris Mooney
Independent — Cambridge, MA
Andrew Petto
University of Wisconsin - Milwaukee — Milwaukee, Wisconsin
Simon Singh
Independent — London, England
Victor Stenger
University of Colorado — Lafayette, CO
Jill Tarter
SETI (Search for Extraterrestrial Intelligence) — Mountain View, CA
Lionel Tiger
Rutgers University — New Brunswick, NJ
