What are the motives behind Osama bin Laden's and Al-Qaeda's jihad against America and the West? Innumerable attempts have been made in recent years to explain that mysterious worldview. In Landscapes of the Jihad, Faisal Devji focuses on the ethical content of this jihad as opposed to its purported political intent. Al-Qaeda differs radically from such groups as Egypt's Muslim Brotherhood and Indonesia's Jemaah Islamiyah, which aim to establish...