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 US Department of the Treasury’s Office of Tax Analysis. She holds a BA in literature from Yale University, an MA in international relations from the Johns Hopkins School of Advanced International Studies, and a PhD in economics from the University of Maryland–College Park.