Steven Clemmer is the research director of the Union of Concerned Scientists Clean Energy Program. Mr. Clemmer conducts research on the economic and environmental benefits of implementing renewable energy technologies and policies at the state and national levels. He also manages UCS's coal and Midwest renewable energy projects and serves on the steering committee of the National Wind Coordinating Collaborative.

Before joining UCS, Mr. Clemmer worked on energy policy for the Wisconsin Energy Office. Mr. Clemmer holds a M.S. in energy analysis and policy from the University of Wisconsin-Madison and a B.A. in political science and history from Gustavus Adolphus College in St. Peter, Minnesota.