Author Peter Bergen is the world’s leading expert on Osama bin Laden. In this definitive new biography he provides the first reevaluation of the man responsible for precipitating America’s long wars with al-Qaeda and traces forward the jihadist ideology his beliefs inspires to this day. With exclusive interviews of family and associates, and documents unearthed only recently, Bergen’s portrait of tells the tale of the failed religious fanatic that Osama really was.