Michael B. Gerrard is Andrew Sabin Professor of Professional Practice at Columbia Law School, where he teaches courses on environmental and energy law and directs the Center for Climate Change Law. He is also Associate Chair of the Faculty of Columbia's Earth Institute. Before joining the Columbia faculty in January 2009, he was partner in charge of the New York office of Arnold and Porter LLP, where he continues as Senior Counsel. He is author or editor of ten prior books, two of which were named Best Law Book of the Year by the Association of American Publishers: Environmental Law Practice G...