Thornton Matheson is a Senior Fellow at the Urban-Brookings Tax Policy Center. Her work currently focuses on business and environmental tax policy.  She previously worked as a Senior Economist in the Tax Policy division of the International Monetary Fund’s Fiscal Affairs Department and as a Financial Economist for the U.S. Department of the Treasury’s Office of Tax Analysis.  She holds a PhD in economics from the University of Maryland – College Park, an MA in international relations from the Johns Hopkins School of Advanced International Studies, and a BA in literature from Yale University.