Jonathan Weisgall is Vice President for Legislative and Regulatory Affairs for MidAmerican Energy Holdings Company, a subsidiary of Berkshire Hathaway. He also serves as Chairman of the Board of Directors of the Center for Energy Efficiency and Renewable Technologies and President of the Geothermal Energy Association. He is an Adjunct Professor of Law at Georgetown University Law Center, where he has taught a seminar on energy issues since 1990, and he has also guest lectured on energy issues at Stanford Law School, Haverford, and the Johns Hopkins Environmental Science and Policy Program. Mr. Weisgall graduated from Columbia College and from Stanford Law School. He previously practiced law in Washington, D.C. at Covington & Burling, has written several law review articles and has published articles in Legal Times, The New York Times, Los Angeles Times, Foreign Policy, SAIS Review, and The Bulletin of the Atomic Scientists. He lives in Bethesda, MD with his wife Ruth and has three children in college and graduate school.