Donald Kerr - Donald MacLean Kerr Jr. (born April 8 1939) served as the Principal Deputy Director of National Intelligence from 2007 to 2009. He was confirmed by the U.S. Senate on Thursday October 4 2007. He most recently was the Director of the National Reconnaissance Office. He was sworn into that position July 2005 by Secretary of Defense Donald Rumsfeld and Director of National Intelligence John Negroponte. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Office Holder