56: Joe DiMaggio and the Final Magic Number in Sports and Pete Rose: An American Dilemma are both written by KOSTYA KENNEDY. Both books were New York Times bestsellers and won the Casey Award for Best Baseball Book of the Year in their respective years. He was a senior writer and assistant managing editor at Sports Illustrated before joining Time Inc. as an editorial director. Kennedy is a regular on-air pundit for the MLB Network, MSNBC, and other news organizations. He is a professor at the Tisch Center for Sports Management, Media, and Business at New York University and has previously taught journalism at NYU and Columbia University. He has edited a number of books, including The Hockey Book and Super Bowl Gold: 50 Years of the Big Game, both published in 2015.