This volume collects 21 papers on Classical Islam by one of the world's leading experts on medieval Islamic history. The papers explore the career of the Prophet Muhammad and the environment from which he sprang; the evolution of Islamic mysticism; political thought; and philosophical themes. It also includes investigations into the development of the late 'Abbasid caliphate; analyses of the Mirror for Princes literature; and studies of the minor dynasties of Iraq and Anatolia, and of the major cities in the region.