Given the question: Tom Kelley Sr. (December 12 1914 January 8 1984) was an American photographer who photographed Hollywood celebrities in the 1940s and 1950s. He is best known for his iconic 1949 nude photographs of Marilyn Monroe which were distributed widely as calendar art and one was featured in the inaugural issue of Playboy magazine in 1953.Kelley was born in Philadelphia Pennsylvania. 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?
The answer is:
Artist