President, American Academy of Physician Assistants. Former Senior Fellow, Potomac Research Group; President and Chief Executive Officer, National Academy of Public Administration; Alternate Executive Director, International Bank for Reconstruction and Development, World Bank; Administrator, Federal Transit Administration; President, National Health Museum, Inc.; Senior Vice President, Policy and Planning, American Red Cross; Assistant Secretary of Labor for Policy, U.S. Department of Labor; Director of Strategic Planning, Martin Marietta. Former positions with U.S. Department of Transportation: Special Assistant to the Secretary of Transportation; Director, Office of Commercial Space Transportation; Associate Deputy Secretary.