Who directed 'Wall Street' (1987)?

In what year was 'Heat' released? Who directed 'Collateral' (2004)? Who directed 'The Last of the Mohicans' (1992)? In what year was 'Platoon' released? In what year was 'Wall Street' released? Who directed 'JFK' (1991)? Who directed 'Born on the Fourth of July' (1989)? Who directed 'Field of Dreams' (1989)?