Dean Karnazes discusses and signs 50 / 50 August 18, 2008

Known as the Ultramarathon Man, Karnazes has shattered the bounds of mental & physical toughness countless times before, and now in his newest book, he talks of his own personal best record: completing 50 marathons in 50 days in 50 states. He also includes insider secrets for building endurance, including tips on training, diet, and getting into the psychological mode for pulling off the seemingly impossible.

Event submitted by Eventful.com on behalf of Vromans.