David J. Hayes is a nationally recognized environmental, energy and natural resources lawyer who leads the State Energy & Environmental Impact Center at NYU School of Law. He previously served as the deputy secretary and chief operating officer at the Department of the Interior for Presidents Bill Clinton and Barack Obama (1999-2001; 2009-2013). Hayes also is a member of Pacific Gas & Electric Company’s Sustainability Advisory Council; the board of directors for the Coalition for Green Capital; and the advisory council of Stanford’s Bill Lane Center for the American West; and chair of the US Wildlife Trafficking Alliance. Before and between his service in the Clinton and Obama administrations, Hayes worked in the private sector as a partner and global chair of the Environment, Land & Resources department at Latham & Watkins, an international law firm. Hayes graduated summa cum laude from the University of Notre Dame and received his JD from Stanford Law School, where he served as notes editor of the Stanford Law Review.