The ninth volume of proceedings of the International Colloquia on the History of Egypt and Syria in the Fatimid, Ayyubid and Mamluk Eras covers the 23rd and 24th gatherings, organized at the University of Leuven in 2015 and 2016. True to tradition, the 15 articles deal with a wide variety of scholarly subjects, all revolving around the central theme of Syro-Egypt's high and late medieval history. Topics dealt with include archaeology, architecture, codicology, economic, political, and religious history, as well as belles-lettres. With contributions by O. Abdel Barr, Z. Antrim, P.-V. Claverie, N. Coureas, J.-Ch. Ducene, K.A. Goudie, G. Lelli, B. Martel-Thoumian, D. Nicolle, M. Piana, A. Post, L. Richter-Bernburg, Th.M. Wijntjes and M. Zouihal.