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Leadership and Staff

Donald Williamson, Executive Director

Professor Williamson teaches a number of subjects related to taxation, is director of the Masters of Science in Taxation degree program, and serves as executive director of the Kogod Tax Center.

He has also served as Adjunct Professor of Law at American University's Washington College of Law. Professor Williamson previously served as senior manager for international taxation at the National Tax Practice Office of KPMG in Washington, D.C., and as Professor-in-Residence at KPMG's Washington office. A certified public accountant, Williamson is a frequent lecturer to professional groups throughout the United States, and has held teaching appointments in Europe and China. 

He has published over 50 articles in professional and academic journals and was recognized by the Bureau of National Affairs as its outstanding author for 2007.

Caroline Bruckner

Caroline Bruckner, Managing Director

Caroline Bruckner joined the Kogod School of Business from her most recent position as Senior Counsel to the U.S. Senate Committee for Energy and Natural Resources (the "Committee"). In that role, she advised the Committee and its Chair, Sen. Mary Landrieu (D-LA), on tax, finance, budget, and labor issues. She previously served as Chief Counsel to the U.S. Senate Committee for Small Business and Entrepreneurship ("SBC") during Sen. Landrieu's Chairmanship (2009-2014). As counsel for the SBC, she worked with U.S. policy makers and small businesses stakeholders across the political spectrum on small business tax legislation and to develop the tax title to the Small Business Jobs Act of 2010 (P.L. 111-240).  

Prior to her public service, Caroline was a Senior Associate with the international tax services group of Pricewaterhouse Coopers, LLP - Washington National Tax Services (PwC-WNTS), where she advised clients on both inbound and outbound U.S. taxation issues generally, international contract manufacturing arrangements, corporate inversion transactions, and IRS filing requirements related to ownership of U.S. real estate, foreign corporations and offshore bank accounts. Before joining PwC-WNTS, Caroline served as an associate in the employee benefits group of Paul, Hastings, Janofsky & Walker, LLP advising clients on executive compensation and employee benefit matters.

Caroline earned a Master of Tax Laws (LLM) from the Georgetown University Law Center, a Juris Doctor from George Mason University School of Law, where she was a Writing Fellow and articles editor for The Civil Rights Law Journal, and is a graduate of Emory University with a B.A. in Political Science.