Michael Kenneth Mann is an American film director, screenwriter, and producer. He has been nominated for four Oscars for writing, directing and producing during the 72nd and 77th Oscars in 1999 and 2004 respectively. His television work also includes having acted as director and producer on such shows as “Miami Vice” and “Crime Story”.
Mann’s first cinema feature as director was “Thief” starring James Caan. His biggest critical successes came with the release of “Heat” and “The Insider”, nominated for several Academy Awards as a result, including a nomination for Mann’s direction. In 2004 Mann was nominated for producing Best Picture nominee “The Aviator”.
Source- Wikipedia http://en.wikipedia.org/wiki/Michael_Mann_(film_director)