Deputy Director of the Center for International Earth Science Information Network (CIESIN) at The Earth Institute at Columbia University.
Mike Tierney is the George and Mary Hylton Professor of Government and International Relations at the College of William & Mary, and co-directs the Institute for the Theory and Practice of International Relations. His interests include international organizations, international relations theory, political economy of development and institutions, and foreign aid.
Marc Levy serves as Deputy Director of the Center for International Earth Science Information Network (CIESIN), a unit of The Earth Institute at Columbia University. He is a political scientist specializing in the human dimensions of global environmental change. He has worked closely with the U.S. government and the United Nations on climate-security problems, and is currently a lead author on the Intergovernmental Panel for Climate Change Fifth Assessment. In addition to researching climate-security connections, Levy explores methods for predicting emerging infectious disease risk and for measuring sustainable development, and is leading a project in Haiti to reduce vulnerability to disaster risks by integrating ecology and economic development goals on a watershed scale.