Mike Aponte, also known as MIT Mike, is a professional blackjack player and a former member of the MIT Blackjack Team. Aponte was part of a team of Massachusetts Institute of Technology (MIT) students that legally won millions playing blackjack at casinos around the world by counting cards. He is the basis for one of the main characters, Jason Fisher, in the book, Bringing Down the House, by Ben Mezrich, which inspired the motion picture, 21.