L. Jon Wertheim is the executive editor of Sports Illustrated. He is the author of seven highly praised books, including the New York Times bestseller Scorecasting. He is a regular contributor to CNN and National Public Radio and is a commentator for the Tennis Channel.
Based on unique access to the Ultimate Fighting Championship (UFC) and its rival organizations, Blood in the Cage peers through the chain-link Octagon into the frighteningly seductive world of mixed martial arts, which has exploded in popularity despite r...[SEE MORE]