Dave Zirin is the sports editor at The Nation. He is the author of 11 books on the politics of sports. He is also the coproducer and writer of the new documentary Behind the Shield: The Power and Politics of the NFL. Named one of UTNE Reader’s “50 Visionaries Who Are Changing Our World,” Zirin is a frequent guest on ESPN, MSNBC, and Democracy Now! He also hosts The Nation’s Edge of Sports podcast.