Daniel Sperling is a distinguished professor of civil engineering and environmental science and policy at the University of California at Davis, where he is also founding director of the school’s Institute of Transportation Studies. Sperling, a member of the California Air Resources Board, recently gave a talk at MITEI detailing major technological and societal developments that have the potential to change transportation for the better—or worse. Following the event, Sperling spoke to MITEI about policy, science, and how to harness these change agents for the public good.