Systems engineer International Business Machines Corporation, 1977—1991. Co-founder, chairman AnBryce Foundation, since 1995, Vincent Wilkinson Foundation, since 2004. United States ambassador to Trinidad & Tobago United States Department State, since 2010.
Founder Camp Dogwood Summer Academy. Board trustees John F. Kennedy Center for Performing Arts, since 1992, member executive committee and education committee. Board member, vice president community development National Symphony Orchestra.
Member James Madison Council Steering Committee, co-chair Acquisitions Committee Library. of Congress. Board member Brookings Institution.