Jorge Lopez Quiroga is a Senior Scientist in the Autonomous University of Madrid. He is author/editor of more than a dozen books and more than 100 articles in scientific journals and papers in International Congresses focused on Late Antiquity and the Early Middle Ages in the Iberian Peninsula and in the Mediterranean. Michel Kazanski is Director of Research in the CNRS (UMR 8167, 'Orient et Mediterranee', College de France). He is author/editor of more than a dozen of books and more than 100 articles in scientific journals and papers in International Congresses focused on the Archaeology of the barbarian peoples during the Great Migrations and the Protobyzantine material civilization (4th-7th centuries). Vujadin vanisevic is Director of Research at the Archaeological Institute of Belgrade. He is author/editor of several monographs and more than 100 articles in scientific journals focused on Byzantine Archaeology and barbarian peoples at the time of the Great Migrations, Monetary history of the Balkans in the Middle Ages, Byzantine Sigillography and Landscape Archaeology.5pt;font-family:"Verdana",sans-serif; mso-bidi-font-family:Verdana'> Contributors: Sebastian Brather (University of Freiburg), Florin Curta (University of Florida), Bruno Dumezil (University of Paris X), Dawn Hadley (University of Sheffield), Guy Halsall (University of York), Vujadin vanisevic (Institute of Archaeology, Belgrade), Michel Kazanski (CNRS-College de France), Jorg Kleemann, Michael Kulikowski (University of Pennsylvania), Jorge Lopez Quiroga (Autonomous University of Madrid), Anna Mastykova (Academy of Science, Moscow), Patrick Perin (Archaeological National Museum, Paris), Annamaria Pazienza (University of Venice), Luis Rios Frutos (Autonomous University of Madrid), Michel Rouche (University of Paris-Sorbonne), Tivadar Vida (University of Budapest).