Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Bob Chinn -  Bob Chinn is an American pornographic film director and actor. He is a member the AVN Hall of Fame and the XRCO Hall of Fame.Chinn started his career circa 1970 after graduating from UCLA film school in 1966. He directed Candy Stripers which is listed in the XRCO Hall of Fame.He also created and directed the Johnny Wadd series of films featuring actor John C. Holmes. He made a total of 9 films with John Holmes in this series.
A:
Artist