Daniel Sperling is founding director of the UC Davis Institute of Transportation Studies and co-director of the National Center for Sustainable Transportation at UC Davis. He is a distinguished professor of civil and environmental engineering and environmental science and policy at UC Davis, and is a member of the influential California Air Resources Board. Anne Brown is a researcher at the Institute of Transportation Studies at the Luskin School of Public Affairs at UCLA. Robin Chase co-founded Zipcar and Veniam. Michael J. Dunnefounded Dunne Automotive Ltd. Steven E. Polzin is a professor of civil and transportation engineering at the University of South Florida, Tampa, and director of mobility policy research there. Susan Shaheen is an adjunct professor of civil and environmental engineering at UC Berkeley. Brian D. Taylor is a professor of urban planning and director of the Institute of Transportation Studies and Lewis Center for Regional Policy Studies in the Luskin School of Public Affairs at UCLA. Levi Tillemannis a fellow at the New America Foundation and managing partner at the consulting firm Valence Strategic.