Diane Lim

Diane Lim

  • Chief Economist
  • Government Performance,
  • The Pew Charitable Trusts


Diane Lim is the chief economist at Pew.  She works with research and advocacy initiatives to produce analyses and reports that inform critical policy debates and identify strategic opportunities to educate and engage the public and policymakers.

Lim conducts and oversees research primarily on Pew's fiscal and economic policy portfolio and provides guidance on methodological approaches and the latest relevant literature. She also serves as an internal reviewer and quality control officer for all new economic policy research. In addition, Lim engages with policy organizations and professional associations to ensure Pew’s research is rigorous, timely, and relevant, and meets the needs of policymakers and the public.

Before joining Pew, Lim was the chief economist at the Concord Coalition and author of the “Economist Mom” blog.  She served as chief economist for the Democratic members of the House Budget Committee, the House Ways and Means Committee, and principal economist for the Joint Economic Committee. Lim was a senior economist on the staff of the Council of Economic Advisers during the last year of the Clinton administration and the first 100 days of the Bush administration, and she drafted the sections in President Clinton’s final Economic Report of the President (2001) extolling the merits of fiscal discipline. Lim also worked at the Brookings Institution, Urban Institute, and Congressional Budget Office and was an Assistant Professor of Economics at Penn State University. She currently teaches tax policy as an adjunct professor at the Trachtenberg School of Public Policy and Public Administration at George Washington University and the McCourt School of Public Policy at Georgetown University. She is on the advisory board of the Frank Batten School of Leadership and Public Policy at the University of Virginia and is a past president of the National Tax Association.

Lim holds a bachelor’s degree in economics from the University of Michigan, a master’s degree from Brown University, and a doctorate from the University of Virginia.

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Director, Communications