Dan Kammen is professor and chair of the Energy Resources Group at UC Berkeley, a professor in Goldman School of Public Policy, where he directs the Center for Environmental Policy, and a professor in the department of Nuclear Engineering. He is the founding director of the Renewable and Appropriate Energy Laboratory (RAEL). He is an expert on energy systems and the science and policy behind climate solutions. He has a BA in Physics from Cornell University, and Masters and PhD degrees in Physics from Harvard. He is a Fellow of the American Association for the Advancement of Science (AAAS) and has served on numerous National Academy of Sciences, Environmental Protection Agency, and Department of Energy committees and advisory panels. Kammen has served as a contributing or coordinating lead author on various reports of the Intergovernmental Panel on Climate Change since 1999, and shared the IPCC's 2007 Nobel Peace Prize.