SPERLINGDaniel Sperling is Professor of Engineering and Environmental Science & Policy at the University of California, Davis, and Founding Director of UC-Davis's Institute of Transportation Studies. He also serves on the California Air Resources Board. eborah Gordon is a senior transportation policy consultant who has worked with the National Commission on Energy Policy, the California Energy Commission, International Council for Clean Transportation, and the Chinese government to develop fiscal policies for their burgeoning auto fleet. She earlier developed and directed transportation policy programs for the Yale School of Forestry and Environmental Studies and the Union of Concerned Scientists. Read More Read Less