He has served as president of Business Executives for National Security, chairman of the Royal Academy of Arts American Trust, a member of Harvard Law School's Visiting Committee, Columbia University's International Advisory Board, Yale Divinity School's Advisory Board, and Brown University's Watson Institute of International Studies Advisory Board, and a member of the founding Council of the Rothermere American Institute at Oxford University. In South Carolina, he was a trustee of Middleton Place Foundation (America's oldest landscaped gardens) and Liberty Fellows and was chairman of the South Carolina Small & Minority Business Council, a trustee of South Carolina State Colleges, and a director of the South Carolina Jobs-Economic Development Authority, First Carolina Bank, and the South Carolina Chamber of Commerce.