Andrew Light is University Professor of Philosophy, Public Policy, and Atmospheric Sciences and Director of the Institute for Philosophy and Public Policy at George Mason University. He is also Distinguished Senior Fellow in the Climate Program at the World Resources Institute. From 2013 until March 2016, he served as Senior Adviser and India Counselor to the Special Envoy on Climate Change, and as Staff Climate Adviser in the Secretary of State’s Office of Policy Planning in the U.S. Department of State. In this capacity, he was on the senior strategy team for the UN climate negotiations, directed the U.S.-India bilateral Climate Change Working Group, and chaired the U.S. government’s Interagency Working Group on Climate Change in the Sustainable Development Goals. Prior to his government service, he was Senior Fellow and Director of International Climate Policy at the Center for American Progress in Washington, D.C., where he advised the Center’s founder John Podesta, and worked primarily on comparative mitigation ambition, transparency, climate finance, and mitigation of short-lived climate pollutants. In his academic work, Light is the author of over 100 scholarly GOVERNING SOLAR RADIATION MANAGEMENT 52 articles and book chapters primarily on the normative dimensions of climate change, restoration ecology, and urban sustainability, and has authored, co-authored, and edited 19 books including Environmental Values (2008), Controlling Technology (2005), Moral and Political Reasoning in Environmental Practice (2003), Technology and the Good Life? (2000), and Environmental Pragmatism (1996). He has previously taught at New York University and the University of Washington, Seattle.