Q:Charlene Barshefsky (born August 11 1950) served as United States Trade Representative the country's top trade negotiator from 1997 to 2001. She was the Deputy U.S. Trade Representative from 1993 to 1997. She is a partner at the law firm of Wilmer Cutler Pickering Hale and Dorr. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Office Holder