Naomi Oreskes is Professor of History and Science Studies at the University of California, San Diego. Her essay "Beyond the Ivory Tower" was a milestone in the fight against global warming denial.
Erik M. Conway is a historian at the Jet Propulsion Laboratory, California Institute of Technology in Pasadena, California, and author of High-Speed Dreams: NASA And The Technopolitics of Supersonic Transportation, 1945ndash;1999 and Blind Landings: Low-Visibility Operations in American Aviation, 1918ndash;1958, also published by Johns Hopkins.