This book is a general introduction to Shi'i Islam--specifically to Twelver Shi'ism, to which the majority of Shi'is belong today. It deals with the history and development of this important religion, giving an account of Shi'i doctrines and focusing in particular on those areas in which it differs from Sunni Islam. "Momen's book fills an important gap in the general literature in English on Twelver Shi'ism, and should be carefully studied by anyone...