Emanuele E. Intagliata is Assistant Professor at the Università degli Studi di Milano where he teaches Medieval Archaeology. His research focuses on borderland communities and frontier defensive systems in Late Antiquity and the early Islamic period - particularly in Syria, northeastern Turkey, and western Georgia.Paul Everill is Reader in Archaeology at the University of Winchester. He has co-directed the Anglo-Georgian Expedition to Nokalakevi in western Georgia since 2002, working in collaboration with colleagues at the Georgian National Museum. He is a Fellow of the Society of Antiquaries of London and the Royal Anthropological Institute.