From the Book - First edition.
The executive caliphate: the rule of the Umayyads
The early Abbasid Caliphate
The culture of the Abbasid Caliphate
The later Abbasid Caliphate
Three authors in search of the caliphate
The caliphate of the Shi'ites
The caliphate under the Mamluks and Ottomans
The twentieth century and beyond.
