Brian Koppelman is an American filmmaker, essayist, podcaster, TV series creator, former music business executive, and record producer. Koppelman is the co-writer of Ocean's Thirteen and Rounders, the producer for films including The Illusionist and The Lucky Ones, the director for films including Solitary Man and the documentary This Is What They Want for ESPN as part of their 30 for 30 series, and the co-creator, showrunner, and executive producer of Showtime's Billions.