Emerging from a period of long seclusion, the leader of the burgeoning community of Ismaili Shi'i Muslims was declared the first Fatimid Imam-caliph in the year 909. Abd Allah al-Mahdi founded the onl
Prophets serve as intermediaries between the human and divine worlds, granting them a special status in history across diverse religions and cultures. For Muslims, the Prophet Muhammad (570–632 CE) re
The second edition of this well-received two-volume study of Islam updates and adds to its predecessor 40 percent new content. It updates and revises most of the original 500+ entries and adds
