Marc Levy is deputy director of CIESIN. He is a political scientist specializing in the human dimension of global environmental change. He is a political scientist utilizing interdisciplinary research to understand how humans can better manage complex, interlinked systemic risk. He is well known for his work on environmental security, on global environmental governance, and on sustainability indicators. His research has been supported by a number of agencies, including the National Science Foundation, U.S. Agency for International Development, National Intelligence Council, National Aeronautic and Space Administration, UN Environment Programme, UN Development Programme, and Skoll Global Threats Foundation. He has served as lead project scientist of the Socioeconomic Data and Applications Center since 1998. Levy is an adjunct professor in the Columbia University School of International and Public Affairs, where he teaches graduate courses on environmental security leakages. He also co-directs Columbia's Certificate Program in Environment, Peace and Security.