tax policy center

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Urban Institute
2100 M Street, NW
Washington, DC 20037
(202) 833-7200

Brookings Institution
1775 Massachusetts Ave, NW
Washington, DC 20036
(202) 797-6000

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Affiliated Staff

Robert C. Pozen Director

Leonard Burman, Urban Institute. Burman is also Professor of Public Administration and International Affairs at the Maxwell School of Syracuse University and senior research associate at Syracuse University’s Center for Policy Research. He co-founded the Tax Policy Center with William Gale and Eugene Steuerle in 2002. Burman served as Deputy Assistant Secretary for Tax Analysis at the Treasury from 1998 to 2000 and as Senior Analyst at the Congressional Budget Office. He is past-president of the National Tax Association. Burman is the author of Taxes in America: What Everyone Needs to Know, with Joel Slemrod, and The Labyrinth of Capital Gains Tax Policy: A Guide for the Perplexed, and co-editor of Taxing Capital Income and Using Taxes to Reform Health Insurance.


William Gale, Arjay and Frances Miller Chair in Federal Economic Policy, Brookings Institution. Gale is a former assistant professor of economics at UCLA and senior economist at the Council of Economic Advisers. He is coeditor of Economic Effects of Fundamental Tax Reform, Rethinking the Estate and Gift Tax, and Private Pensions and Public Policies.  Gale is also director of the Retirement Security Project at the Brookings Institution.

Eric Toder, Institute Fellow, Urban Institute. Toder was previously Treasury Deputy Assistant Secretary for Tax Analysis from 1993 to 1996, Director of IRS Research from 2001 to 2004, Deputy Assistant Director for Tax Analysis at the Congressional Budget Office, 1984-88 and 1991-93, and Consultant to the New Zealand Treasury from 1988 to 1991. He is the author and co-author of numerous papers on tax policy, tax administration, and retirement issues.

TPC Staff

Lydia Austin, Research Assistant, Urban Institute. Austin works on the Tax Facts database and TPC’s Briefing Book, as well as other federal tax research.

Richard C. Auxier, Research Associate II, Urban Institute. Auxier researches state and local tax policy, budgets, and other finance issues.

Chelsey Crim, Assistant to Co-Director Bill Gale and Project Coordinator, Brookings Institution. Crim coordinates a variety of meetings, TPC events, media calls, and development activities.

Marisa Faria, Project Manager, Urban Institute. Faria manages the overall operations of TPC including financial management, The Opportunity Fund, outreach and communications and financial and progress reporting requirements for our funders.

Norton Francis, Senior Research Associate, Urban Institute. Francis examines state and local finance issues including tax policy, revenue estimating, and budget issues.

Sarah Gault, Research Assistant, Urban Institute. Gault researches topics in state and local public finance.

Howard Gleckman, Resident Fellow, Urban Institute. Gleckman is the editor of TaxVox, TPC's tax and budget policy blog and formerly senior correspondent in the Washington bureau of Business Week.

Tracy Gordon, Senior Fellow, Urban Institute. Gordon researches and writes on state and local government finances, including taxes, budgeting, intergovernmental relations, municipal debt, and pensions. She was previously a senior economist with the White House Council of Economic Advisers, fellow at the Brookings Institution, assistant professor at the Maryland School of Public Policy, and fellow at the Public Policy Institute of California.

Blake Greene, Chief of Staff, Urban Institute. Greene works with the director, senior staff, and administrative staff on project and personnel management. Greene also assists the director with media calls, conference planning, outreach and development activities.

John Iselin, Research Assistant, Urban Institute. Iselin researches topics in federal, state, and local public finance.

Surachai Khitatrakun, Research Associate, Urban Institute. Khitatrakun extends the TPC’s microsimulation model of the federal tax system to incorporate aspects of education, health, retirement saving issues and to analyze federal income tax distributions among the states.

Bryan Kim, Research Assistant, Brookings Institution. Kim researches topics in the economics of the public sector, focusing on federal, state, and local tax policy; fiscal policy/the federal budget; and political process as it relates to the formation of economic policies.

Aaron Krupkin, Research Assistant, Brookings Institution. Krupkin's work focuses on federal and state tax policy, public budgeting, and healthcare issues.

Rynnel Laughlin, Digital Strategy Manager, Urban Institute. Laughlin manages all aspects of TPC’s online presence, including the ongoing redesign of, increase social media engagement, and the development of new interactive digital content.

Elaine Maag, Senior Research Associate, Urban Institute. Maag studies social assistance in the tax system, particularly for low- and middle-income families, and state taxes. She maintains the state, federal, and payroll tax modules of the Transfer Income Model at the Urban Institute.

Donald Marron, Director of Economic Policy Initiatives, Institute Fellow, Urban Institute; former Director of the Tax Policy Center. Marron previously served as a member of the President’s Council of Economic Advisers, as acting director of the Congressional Budget Office, and as executive director of Congress’s Joint Economic Committee. Before his government service, he taught economics and finance at the University of Chicago Graduate School of Business and served as chief financial officer of a health care software start-up. Marron was also a visiting professor at the Georgetown Public Policy Institute. 

Gordon Mermin, Senior Research Associate, Urban Institute.  Gordon develops and maintains TPC’s microsimulation model of the federal tax system, especially in the areas of health, retirement, and education.  He is also helping to incorporate state-level analysis into the model.

Jim Nunns, Senior Fellow, Urban Institute.  Nunns was the Director for Individual Taxation in Treasury’s Office of Tax Analysis from 1986 to 2007 and a staff economist in OTA from 1974 to1982.  He served as the Tax Policy Director (2007-10) and as the Tax Research Director (1982-86) for the New Mexico Taxation and Revenue Department. He has authored and co-authored a number of papers on tax policy, distribution of the tax burden, and tax modeling and analysis

Rudolph G. Penner, Institute Fellow and Arjay and Frances Miller Chair in Public Policy, Urban Institute. Penner was Director of the Congressional Budget Office from 1983 to 1987 and Resident Scholar at the American Enterprise Institute from 1977 to 1983. Previous government posts include Assistant Director at the Office of Management and Budget, Deputy Assistant Secretary of the Department of Housing and Urban Development, and Senior Staff Economist at the Council of Economic Advisors. He coauthored Updating America’s Social Contract, and edited Taxing the Family.

Ann Phung, Research Assistant, Urban Institute. Phung works with TPC's microsimulation model to estimate distributional and revenue effects of federal tax reforms.

Caleb Quakenbush, Research Associate II, Urban Institute. Quakenbush researches federal tax expenditures and the interaction of federal tax and transfer programs for low- and moderate-income families.

Elena Ramirez, Research Assistant, Urban Institute. Ramirez works with TPC's microsimulation model to estimate distributional and revenue effects of federal tax reforms and researches topics on low income families.

Jeffrey Rohaly, Senior Research Methodologist, Urban Institute. Rohaly develops and maintains the TPC’s microsimulation model of the federal tax system.

Joseph Rosenberg, Senior Research Associate, Urban Institute. Rosenberg focuses on federal tax policy, including issues related to business and corporate taxation, consumption taxes, tax expenditures, and tax incentives for charitable giving. He also develops and maintains the TPC's microsimulation model of the federal tax system.

Steve Rosenthal, Senior Fellow, Urban Institute. Rosenthal researches, speaks, and writes on a range of Federal income tax issues, with a particular focus on business taxes.  He practiced tax law in Washington, D.C. for over 25 years, most recently as a partner at Ropes and Gray. Last year, Rosenthal served as staff director of the D.C. Tax Revision Commission, where he helped develop, draft, and implement D.C.'s tax reform package, which was recently enacted by the D.C. Council. He is the former Chair of the Taxation Section of the District of Columbia Bar Association.

Kim Rueben, Senior Fellow, Urban Institute. Rueben examines issues of state and local public finance focusing on state budget issues, intergovernmental relations, municipal bond markets, capital markets and the economics of education. She also heads the State & Local Finance Initiative at the Urban Institute, and is an adjunct fellow at the Public Policy Institute of California.

Frank Sammartino, Senior Fellow, Urban Institute. Sammartino completed a 20 year career at the Congressional Budget Office, serving most recently as the Assistant Director for Tax Analysis. In between his years at CBO, he served as Chief Economist and Deputy Director at the Joint Economic Committee and as a Senior Research Associate at the Urban Institute. He has written extensively on federal tax and retirement policy issues. His current work focuses on state and local tax policy and the influence of tax and transfer policies on income inequality.

Ellen Steele, Research Assistant, Urban Institute. Steele researches the effect of tax policies on charitable giving.

Eugene Steuerle, Institute Fellow and Richard B. Fisher Chair, Urban Institute; cofounder and original co-director of TPC.  He has also served as Deputy Assistant Secretary of the Treasury for Tax Analysis, Vice President of the Peter G. Peterson Foundation, President of the National Tax Association and original organizer and economic coordinator of the 1984 Treasury study that led to the Tax Reform Act of 1986.  His column can be found at

Joanna Teitelbaum, Project Associate, Urban Institute. Teitelbaum coordinates a variety of TPC meetings, manages web content, and provides general support to the Center.

Roberton Williams, Sol Price Fellow, Urban Institute. Williams was at the Congressional Budget Office from 1984 through 2006, most recently as deputy assistant director for tax analysis, and before that an assistant professor of economics at Williams College. He has written numerous papers on tax policy, income distribution, and social welfare programs.

Visiting Fellows

Harvey Galper, Visiting Fellow, Urban Institute. Galper previously served as Associate Director and then Director, Office of Tax Analysis, US Treasury Department, from 1975-1981 and as Financial Economist from 1974 to 1975. He was President of the National Tax Association in 2009-10.  He was also a Senior Fellow at the Brookings Institution, on the Senior Research Staff of the Urban Institute, and on the staff of  the Board of Governors of the Federal Reserve System. In 1988,  he was a member of the Advisory Group to the Commissioner of the Internal Revenue Service.  He has authored or co-authored numerous articles and two books on tax policy. For 25 years, he advised numerous countries on issues of tax policy and administration including, among others, Curacao, Egypt, Indonesia, Kazakhstan, Kenya, Puerto Rico, Russia, Moldova, Trinidad and Tobago, and Ukraine.

Affiliated Scholars

Rosanne Altshuler, Professor in the Economics Department at Rutgers University. She returned to Rutgers University in September of 2010 after spending a year as the Director of the Urban-Brookings Tax Policy Center. Prior to taking the helm at the Center she was its co-director and a Senior Fellow of the Urban Institute. She served as Senior Economist to the President’s Advisory Panel of Federal Tax Reform (2005) and acting Special Advisor to the Joint Committee on Taxation (2004). She has been a consultant to the U.S. Treasury Department and Finance Canada. Rosanne has served on the Board of Directors of the National Tax Association and edited the National Tax Journal from 2001 through 2006.

Joseph Cordes, Associate Director, Trachtenberg School of Public Policy and Public Administration and professor of economics, public policy and public administration, and international affairs, George Washington University. He was a Brookings economic policy fellow in the Office of Tax Policy, U.S. Department of the Treasury and served as a senior economist on the Treasury's tax reform project in 1984. He also coedited Encyclopedia of Taxation and Tax Policy (Urban Institute Press), now in its second edition.

Daniel Halperin, Stanley S. Surrey Professor of Law, Harvard Law School.  Previously, he taught at Georgetown University Law Center and at the University of Pennsylvania Law School. 

Lawrence Lokken, Hugh Culverhouse Eminent Scholar in Taxation, University of Florida, Levin College of Law.  Previously he taught at New York University, Northwestern University, Duke University, University of Minnesota, and the University of Georgia, as well as universities in the Netherlands, Germany, South Africa, and Poland. 

Affiliated Staff

Henry Aaron, The Bruce and Virginia MacLaury Chair, Senior Fellow, Brookings. Aaron is former director of the Economic Studies Program at Brookings, and former Assistant Secretary for Planning and Evaluation at the Department of Health, Education and Welfare. Among his many books, he is the coeditor of Economic Effects of Fundamental Tax Reform and coauthor of Countdown to Reform: The Great Social Security Debate.

Alan Berube, Fellow, Brookings Institution. Berube's areas of expertise include urban demographics, tax and banking policies for low-income families and communities, and state and local impacts of the Earned Income Tax Credit.

Linda Blumberg, Senior Fellow, Urban Institute. Blumberg served as health policy advisor at the Office of Management and Budget during 1993-1994, working on fundamental health system reform. She and Len Nichols developed a unique microsimulation model to study the effects of health insurance reforms on workers and their employers, including health insurance tax credits.

Lisa Clemans-Cope, Research Associate I, Urban Institute. Clemans-Cope recently completed work on a simulation model of government-funded reinsurance policies.

Ted Gayer, Vice President and Director of Economic Studies and the Joseph A. Pechman Senior Fellow, Brookings Institution. Gayer was formerly Associate Professor of Public Policy at Georgetown University, Deputy Assistant Secretary for Economic Policy at the Department of Treasury, and senior economist at the President's Council of Economic Advisors.

Ron Haskins, Co-Director on Children and Families, Budgeting for National Priorities, Senior Fellow and the Cabot Family Chair, Brookings Institution. Haskins has served as senior advisor to the president for welfare policy at the White House; majority staff director, Subcommittee on Human Resources, Committee on Ways and Means, U.S. House of Representatives, 1995–2000; and welfare counsel, Republican staff, Subcommittee on Human Resources, Committee on Ways and Means, U.S. House of Representatives, 1986–94.

Harry Holzer, Senior Fellow, Urban Institute.  Holzer was previously Professor of Public Policy, Georgetown University, Institute Fellow, Urban Institute. A former chief economist at the U.S. Department of Labor, Holtzer is the author What Employers Want: Job Prospects for Less-Educated Workers and coeditor of The Black Youth Employment Crisis.

Adele Morris, Senior Fellow and Policy Director for the Climate and Energy Economics Project, Brookings Institution. Her expertise and interests include the economics of policies related to climate change, energy, natural resources, and public finance.

Douglas Murray, Programmer/Analyst, Urban Institute. Murray is the lead programmer for the TPC web site. He developed and maintains the databases and web scripts for both the TPC and the Urban Institute main website at He also provides programming support for the Institute's Dynasim3 microsimulation model.

Robert Reischauer, President Emeritus, Urban Institute. Reischauer is a former Director of the Congressional Budget Office and a former Senior Fellow at Brookings. He is the coauthor of Countdown to Reform: The Great Social Security Debate and coeditor of Setting National Priorities: The 2000 Election and Beyond.

Alice Rivlin, Leonard D. Schaeffer Chair in Health Policy Studies and Director, Center for Health Policy, and Senior Fellow in Economic Studies, Brookings Institution. Rivlin is the Chair of the District of Columbia Financial Management Assistance Authority. She is a former Vice Chair of the Federal Reserve Board, former Director of the White House Office of Management and Budget, and former Assistant Secretary for Planning and Evaluation at the Department of Health Education and Welfare. She was the founding Director of the Congressional Budget Office.

Isabel Sawhill, Senior Fellow, Brookings Institution. Sawhill is a former associate director at the Office of Management and Budget, and director of the Budgeting for National Priorities project at Brookings. Among her many books, she is an editor and author (with others) of two of the books in Brookings’ Restoring Fiscal Sanity Series.