Before joining the Harvard Law School faculty as a Professor of Practice in 2011, Mr. Shay was Deputy Assistant Secretary for International Tax Affairs in the United States Department of the Treasury. Prior to re-joining the Treasury Department in 2009, Mr. Shay was a tax partner for 22 years with Ropes & Gray, LLP. Mr. Shay served in the Office of International Tax Counsel at the Department of the Treasury, including as International Tax Counsel, from 1982 to 1987, during which Mr. Shay actively participated in the development and enactment of international provisions in the Tax Reform Act of 1986. Mr. Shay is President of the American Tax Policy Institute Board of Trustees and is the IBFD Professor in Residence for 2015. Mr. Shay serves on the Executive Committee of the New York State Bar Association Tax Section and has been active in the American Bar Association Tax Section as a Council Director and Chair of the Committee on Foreign Activities of U.S. Taxpayers, in the American Law Institute as an Associate Reporter and in the Taxes Committee of the International Bar Association.