John Gilbert Baron Gilbert - John William Gilbert Baron Gilbert PC (5 April 1927 2 June 2013) was a British Labour politician.Gilbert's father was a civil servant. Baron Gilbert was educated at Merchant Taylors' School Northwood St John's College Oxford where he studied philosophy politics and economics and New York University where he gained a PhD in international economics. 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