Claiming that “the belt is just an accessory,” Ultimate Fighting Championship (UFC) Lightweight Champion B.J. Penn explains Why I Fight in this honest, intimate, and fascinating memoir.

Written with David Weintraub, Why I Fight is

an unforgettable portrait of one of the top and most recognizable mixed

martial artists in the UFC and an up-close look at one of the most

exciting and fastest growing sports in the world. UFC and Jiu-Jitsu

aficionados—and fans of