Ali b. Abi Talib, son-in-law and cousin of the Prophet Muhammad, first Shi'i imam and fourth caliph, is a monumental figure within the Islamic tradition. But despite the immense importance of Imam Ali, there is a dearth of literature in Western languages about his life and thought. This book -- the first serious engagement in English with the intellectual principles underpinning his teachings -- is therefore a welcome and valuable addition to the sources available. It consists of three parts. Part one introduces the person of Ali in a general manner, and focuses particularly on the spiritual...