The contents of volume 11 are: John Edwards, 'The debate about the origins of the Spanish Inquisition'; Cynthia Maya, 'Conquest qnd pragmatism: Jew and Muslim in post-Conquest Tortosa'; Juan A. Souto, 'Building (in) Umayyad al-Andalus: remarks in the light of certain written sources'; Ricardo Martínez Ortega, 'El enigma de la Batalla de Mitonia en el año 918'; Taef Kamal el-Azhari, 'The office of the Atabeg in Syria under the Nurids and the Ayyubids; Isabelle Pareit, 'The contribution of Al-Maqrizi to the description of the burning of Misr-al-Fustat'; Binyamin Abrahamov, 'Fakhr al-Din al-Razi's philosophical justification of visiting tombs'; Simeon Evstatiev, 'Ibn Khaldun on the correclation "Spiritual authority-Secular power" in the theory and historical practice of medieval Islam'; Dimitar Mollov, 'The Kufan Qurra' and thier role in Caliph 'Uthman's murder'; John A. Nawas, 'The development of the Islamic religious sciences in early and classical Islam: a comparative approach'. Plus book reviews.