Gus Speth is an Associate Fellow at the Tellus Institute and co-chair of the Next System Project at the Democracy Collaborative. In 2009, he completed his decade-long tenure as Dean of the Yale School of Forestry and Environmental Studies. From 1993 to 1999, Speth was Administrator of the United Nations Development Programme and chair of the UN Development Group. Prior to his service at the UN, he was founder and president of the World Resources Institute, professor of law at Georgetown University, chairman of the US Council on Environmental Quality in the Carter Administration, and co-founder of and senior attorney at the National Resources Defense Council. He currently serves on the boards of the New Economy Coalition, the Center for a New American Dream, and the Climate Reality Project. He is the author, co-author, or editor of seven books, including the recent America the Possible: Manifesto for a New Economy (2012) and Angels by the River (2014).