Kurt Eichenwald--''New York Times ''bestselling author of ''Conspiracy of Fools ''and ''The Informant''-- recounts the first 500 days after 9/11 in a comprehensive, compelling page-turner as gripping as any thriller. In ''500 Days, ''master chronicler Kurt Eichenwald lays bare the harrowing decisions, deceptions, and delusions of the eighteen months that changed the world forever, as leaders raced to protect their citizens in the wake of 9/11. Eichenwald's gripping, immediate style and trueto- life dialogue puts readers at the heart of these historic events, from the Oval Office to Number 10 Downing Street, from Guantanamo Bay to the depths of CIA headquarters, from the al-Qaeda training camps to the torture chambers of Egypt and Syria. He reveals previously undisclosed information from the terror wars, including never before reported details about warrantless wiretapping, the anthrax attacks and investigations, and conflicts between Washington and London. With his signature fast-paced narrative style, Eichenwald-- whose book, ''The Informant,'' was called ''one of the best nonfiction books of the decade'' by ''The New York Times Book Review--''exposes a world of secrets and lies that has remained hidden for far too long.