Hasan al-Banna (1906-1949) was an Egyptian political reformer, best known for establishing the Muslim Brotherhood, an Islamist organization which today has millions of members and spans the Arab world. Through his ardent struggle to revitalize Islamic values amid increasing Westernization, al-Banna promoted Islamic charity and personal piety throughout Egypt, becoming a powerful political force until his mysterious assassination. In this well written and impartial biography, Kraemer gives a detailed account of al-Banna's life and work.