Liebman attended Yale University, where he graduated magna cum laude in 1989 with a bachelor's degree with distinction in economics and political science.
Liebman is the Malcolm Wiener Professor of Public Policy and serves as the Director of the Taubman Center for State and Local Government, the Rappaport Institute for Greater Boston, and Social Impact Bond Technical Assistance Lab, all at the John F. Kennedy School of Government at Harvard University.
Liebman's research includes tax and budget policy, social insurance, poverty, and income inequality.
Recently he has examined the impacts of government programs such as the Earned Income Tax Credit,[4] Social Security,[5] and housing vouchers.
[6] From 1998 to 1999 he served as Special Assistant to the President for economic policy and coordinated the Clinton administration's Social Security reform technical working group.