An ancient secret brotherhood. A devastating newweapon of destruction. An unthinkable target.World-renowned Harvard symbologist Robert Langdon is summoned to a Swiss research facility to analyze a cryptic symbol seared into the chest of a murdered physicist. What he discovers is unimaginable: a deadly vendetta against the Catholic Church by a centuries-old underground organization -- the Illuminati. Desperate to save the Vatican from a powerful time bomb， Langdon joins forces in Rome with the beautiful and mysterious scientist Vittoria Vetra. Together they embark on a frantic hunt through sealed crypts， dangerous catacombs， deserted cathedrals， and the most secretive vault on earth . . . the long-forgotten Illuminati lair.BEFORE THE DA VINCI CODE WAS BROKEN，THE WORLD LAY AT THE MERCY OF ANGELS & DEMONS

丹·布朗（DanBrown, 1964- ），美国畅销作家。毕业于阿默斯特学院，曾是一名英语教师。1996年开始写作，先后推出了《数字城堡》、《诡计》和《天使程序》3部小说，均取得了不错的销售成绩，其中以《天使程序》最为成功，奠定了他在小说界的地位。《达・芬奇密码》是他的第4部作品，出版后成为有史以来最为畅销的小说之一。布朗的作品已被翻译成多种文字，在世界范围内广为流传。