(RNS) — In his new book, 'Muhammad, the World-Changer: An Intimate Portrait,' biographer Mohamad Jebara takes long-established sources and weaves them together for a fresh telling of a familiar story.

The Prophet Muhammad, the founder of Islam, was one of the most influential men in human history — but there's little we can say about his life with historical certainty. The details of his life have ...