William Moomaw is Professor of International Environmental Policy at the Fletcher School at Tufts University, and founding director of the Center for International Environment and Resource Policy, the Tufts Climate Initiative and co-founder of the Global Development and Environment Institute. A physical chemist with a PhD from MIT, he works to translate science and technology into policy terms. He was lead author of four IPCC reports, and an author for the Millennium Ecosystem Assessment. He has received numerous teaching awards and an honorary doctorate from the University of Belgrade. He has worked on forestry, energy and CFC-elimination legislation and currently serves on the boards of The Climate Group, Clean Air-Cool Planet (which he co-founded), Earthwatch Institute, Center for Ecological Technologies and the Consensus Building Institute. He and his wife, Margot have just completed a zero net energy home in Williamstown that uses no fossil fuels, one of a handful of such homes to be built in northern climates.