In this concise and fascinating book, Fawaz A. Gerges argues that Al-Qaeda has degenerated into a fractured, marginal body kept alive largely by the self-serving anti-terrorist bureaucracy it helped to spawn. In The Rise and Fall of Al-Qaeda, Gerges, a public intellectual known widely for his expertise on radical ideologies, including jihadism, argues that the Western powers have become mired in a "terrorism narrative," stemming from the mistaken...