Please answer the following question: Leon Hart -  Leon Joseph Hart (November 2 1928 – September 24 2002) was an American football tight end and defensive end. He was raised in Turtle Creek Pennsylvania near Pittsburgh. He won the Heisman Trophy and the Maxwell Award while at the University of Notre Dame in 1949 and played in the National Football League for eight seasons all with the Detroit Lions. He holds the distinction of being the only lineman to win three National Titles in both college and the pros. 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?
Answer:
Athlete