Jonathan Weisgall is Vice President for Government Relations for Berkshire Hathaway Energy Company, a subsidiary of Berkshire Hathaway. He joined CalEnergy (Berkshire Hathaway Energy’s predecessor company) in 1993 as Vice President for Legislative and Regulatory Affairs. Weisgall also serves as Chairman Emeritus of the Board of Directors of the Center for Energy Efficiency and Renewable Technologies and vice chairman of the Geothermal Resources Council’s Policy Committee. He is an Adjunct Professor of Law at Georgetown University Law Center, where he has taught a seminar on energy issues since 1990 and recently received the Charles Fahy Distinguished Adjunct Professor Award as outstanding adjunct professor of the year. He has been named one of the top Washington, DC corporate lobbyists by The Hill since 2004. Weisgall graduated Phi Beta Kappa from Columbia College and from Stanford Law School and has published articles in Legal Times, The New York Times, Los Angeles Times, Foreign Policy, and The Bulletin of the Atomic Scientists.