Chad Millman is the New York Times bestselling author of eight books, ranging from the autobiography of Howard Stern producer Baba Booey to his latest, The Number: Chasing the Biggest Edge in Sports. He currently co-hosts Sharp or Square, Apple’s top-ranked sports betting podcast. He is the former editor-in-chief of ESPN Digital and ESPN The Magazine and co-founder of The Action Network, which became the country’s largest sports betting media business, leading to its sale for $240M in 2021. Bloomberg Businessweek wrote, “Few journalists embody the gambling industry’s capture of sports media quite like Chad Millman.” He was inducted into the Sports Betting Hall of Fame in 2025.