DIANE LIM, is the chief economist for 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. 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. 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.