On paper, Coach Rob Mendez sounds like any other football coach on any other field across America: passionate, authoritative, knowledgeable. But he's unlike any other coach you know—in fact, he's probably unlike any other person you know.Born with an extraordinarily rare condition called tetra-Amelia syndrome, Rob has no arms or legs. He moves with the assistance of a custom-made, motorized wheelchair that he operates with his back and shoulders.Many people look at Rob and see limitation, yet Rob sees opportunity: Opportunity to pursue his passion for football. Opportunity to change the way people perceive physical disability. Opportunity to serve as a role model for the hundreds of kids he's coached over the years.Told with both humor and frankness, Who Says I Can't? takes readers on Rob's incredible journey, from his birth to loving parents who wanted to afford him every chance for happiness, to the emotional and physical hurdles he faced while...