Lilian V. Faulhaber is Ralph H. Dwan Chair in Taxation and Professor of Law at Georgetown University Law Center. She teaches courses on federal income taxation, tax policy, international taxation, EU tax, and digital taxation. Her writing focuses on U.S. federal income taxation, international taxation, and tax policy.

She is a graduate of Harvard College, Cambridge University, and Harvard Law School, where she was editor-in-chief of the Harvard International Law Journal. After law school, Professor Faulhaber clerked for Senior Judge Robert E. Keeton and Judge William G. Young, both on the U.S. District Court for the District of Massachusetts, and was an associate at Cleary Gottlieb Steen & Hamilton LLP in New York. Before joining the Georgetown faculty, Professor Faulhaber was an Advisor to the Base Erosion and Profit Shifting (BEPS) Project at the Organisation for Economic Co-operation and Development (OECD). Prior to her work at the OECD, she was an Associate Professor at Boston University School of Law.

In 2013, Professor Faulhaber received Boston University School of Law’s Michael W. Melton Memorial Award for Teaching Excellence. In 2018, she received Georgetown Law’s Frank F. Flegal Excellence in Teaching Award and Georgetown Law’s Faculty Member of the Year Award. From 2021 to 2023, she was the Associate Dean for Research and Academic Programs at Georgetown Law. From 2023 to 2025, she was the Vice Dean of Georgetown Law. In the latter position, she acted as the chief academic officer and oversaw the day-to-day academic operations of the largest law school in the country.