Andrew Jackson O'Shaughnessy delivers his acceptance speech at Mount Vernon upon winning the George Washington Book Prize Award. The George Washington Book Prize is one of the nation's largest and most prestigious literary awards. Now in its tenth year, the $50,000 George Washington Book Prize honors its namesake by recognizing the year's best new books on early American history. The prize ranks among the largest and most prestigious honors in the publishing industry. The 2014 George Washington Book Prize was awarded to the noted historian Andrew Jackson O'Shaughnessy for The Men Who Lost America: British Leadership, the American Revolution, and the Fate of the Empire (Yale, 2013).