Director of Business Insights, Twitter
Jeffrey Ma is best known for his role on the infamous MIT Blackjack team where he was the inspiration for the bestselling novel, Bringing Down the House and the blockbuster movie 21. Ma is currently the Director of Business Insights at Twitter where he helps drive data driven decision making. He also works as ESPN’s Predictive Analytics Expert where he marries analytics and gambling content to provide unique insights on air on SportsCenter and in print on ESPN.com. Ma was the founder of tenXer (acquired by Twitter) an analytics tool to improve engineering efficiency and was also the founder of Citizen Sports (acquired by Yahoo). He is the author of the business bestseller “The House Advantage: Playing the Odds to Win Big in Business”. Ma is a graduate of MIT.