EDUCATION

• 1974:Degree from the School of Philosophy, Aristotle University of Thessaloniki.
• 1975-1980: Postgraduate and Doctoral Studies in Byzantine & Modern Greek Studies and Medieval History, University of Vienna
• 1980: Ph.D. (Byzantine Studies), University of Vienna ( Die Schutzwaffen der byzantinischen Armee. Eine realienkundliche Untersuchung der schriftlichen Quellen. supervisor H. Hunger)

ACADEMIC POSITIONS

• 1981-1982: Assistant (Epimeletes) at the Chair of Medieval History, Department of Ancient and Medieval History, Faculty of History and Archaeology, School of Philosophy, University of Ioannina
• 1982-1996: Lecturer, Assistant Professor, Associate Professor of Byzantine History, Department of Ancient and Medieval History, Faculty of History and Archaeology, University of Ioannina
• 1996-2001: Professor of Byzantine History, Department of Ancient and Medieval History, Faculty of History and Archaeology, University of Ioannina
• 2001-present: Professor of Byzantine Civilization, Department of Byzantine Philology and Folklore, Faculty of Philology, School of Philosophy, University of Athens
• 2006: Visiting Professor, École des Hautes Études en Sciences Sociales (Centre of Byzantine, Neohellenic and Southeastern European Studies), Paris
• 2006-2011: Director, Institute for Byzantine Research, The National Hellenic Research Foundation, Athens
• July 2016: Visiting Professor, Nankai University, Tianjin, China
• 2013- present: Director, Institute of Historical Research, The National Hellenic Research Foundation, Athens

OTHER ACADEMIC AND SCHOLARLY ACTIVITIES (A selection)

• President of the Greek Committee of Byzantine Studies (www.byzantinestudies.gr)
• Editor of the international electronic academic journal Byzantina Symmeikta (www.byzsym.org) (2008-present)
• Vice-President of the Administrative Board, The National Hellenic Research Foundation
• Vice-president of the Administrative Board of the International Association of South Eastern Europe Studies (A.I.E.S.-E.E.)
• Member of the Administrative Board of the Society of Byzantine Studies
• Member of the Scientific Editorial Board of the academic journal Byzantinoslavica (Prague)
• Member of the Scientific Editorial Board of the academic journal Jahrbuch der Österreichischen Byzantinistik (Vienna)
• Member of the Scientific Editorial Board of the academic journal Journal of Medieval and Islamic History (Cairo)
• Academic supervisor of the University of Athens distance learning programme “Hellenism and the Western World” (with Prof. A. Kolia-Dermitzaki)
• Member of the Scientific Committee of the Leibniz-WissenschaftsCampus Mainz: Byzanz zwischen Orient und Okzident (University of Mainz and Römisch-Germanisches Zentralmuseum)

RESEARCH ACTIVITIES (A selection)

• Supervising professor of many PhD theses
• Supervisor of postdoctoral researches
• Main organiser or member of Organising Committees of many international and national scientific  conferences
• Collaborator of the academic journal Byzantinische Zeitschrift (1991-2007)
• Collaborator of the Lexikon des Mittelalters
• One of the first collaborators of the research project on “Everyday life and Material Culture in Byzantium”, Austrian Academy of Sciences (1978)
• Academic supervisor of the research project of the University of Athens “Man and Animals in Byzantium (8th-11th Cent.): Everyday Life, Material Culture, Society, Economy” (Pythagoras II) (2004-2007)
• Academic supervisor of and responsible for the research Programme “KREPIS” (General Secretariat for Research and Technology), of the Institute of Historical Research / National Hellenic Research Foundation (National Strategic Reference Framework) (2012-2015)

SELECTED PUBLICATIONS

• Byzantinische Waffen. Ein Beitrag zur byzantinischen Waffenkunde von den Anfängen bis zur lateinischen Eroberung [Byzantina Vindobonensia 17], Verlag der Österreichischen Akademie der Wissenschaften, Vienna 1988.         Bulgarian edition: Vizantiiski orazia. Prinos kam vizantiiskoto orazeino izkustvo (ot negovoto natsalo / kraia na IV v. – do latinskoto nasestvie /1204 g.) [Studia Militaria Balcanica 1], Veliko Tarnovo 2012
• Nikephoros II Phokas (963-969). The Emperor-General and his reforms (in Greek) [Iστορικές Μονογραφίες 12], Athens 1993
• “Kriegsgefangene, Sklavenhandel und die Privilegien der Soldaten. Die Aussage der Novelle von Ioannes Tzimiskes”, in: ΣTEΦANOΣ. Studia byzantina ac slavica Vladimiro Vavrinek ad annum sexagesimum quintum dedicata, Prague 1995 = Byzantinoslavica 56 (1995) 129-135
• “Military crimes in Byzantium” (in Greek), in: Έγκλημα και τιμωρία στο Bυζάντιο, ed. S. N. Troianos, Athens 1997, 295-316.
• “War tactics of the Byzantine army: Theory and practice” (in Greek), in: Tο εμπόλεμο Bυζάντιο (9ος-12ος αι.), ed. K. Tsiknakis [Institute for Byzantine Research. National Hellenic Research Foundation, International Symposium 4], Athens 1997, 153-164
• “Aspekte der byzantinischen Gesellschaft im 10. Jahrhundert”, in: 3000 Jahre griechische Kultur, ed. E. Trapp [Die Antike und ihr Weiterleben 1], Bonn 1997, 63-81
• “Ein zu wenig bekannter Faktor im byzantinischen Heer: die Hilfskräfte”, in: Πολύπλευρος νους. Miscellanea für Peter Schreiner zu seinem 60. Geburtstag, eds. C. Scholz – G. Makris, Munich-Leipzig 2000, 113-124
• “Alltagsleben und materielle Kultur in Byzanz”, in: XXe Congrès international des études byzantines, Collège de France - Sorbonne, 19-25 αoût 2001, Prè-Actes, I. Séances plénières, 335-344
• “Byzance dans les manuels d'histoire grecs”, in: Byzance en Europe, ed. M.-F. Auzépy, Presses Universitaires de Vincennes, Paris 2003, 61-71
• “Military Aspects of the Conquest of Constantinople by the Crusaders”, in: Urbs capta: The Fourth Crusade and its Consequences. La IVe Croisade et ses conséquences, ed. A. Laiou [Réalités byzantines 10], Paris 2005, 123-138
• “The profession and the designation of bothroi (“animal evaluators”) in the Book of Eparch of Leo VI the Wise” (in Greek), ΕΕΒΣ 52 (2006), 379-390 (in collaboration with Μ. Chrone)
• “Zur Gerichtsbarkeit im byzantinischen Heer”, in: Byzantina Mediterranea. Festschrift für J. Koder zum 65. Geburtstag, eds. K. Belke – E. Kislinger – A. Külzer – M. A. Stassinopoulou, Vienna - Cologne - Weimar 2007, 319-325
• “Byzantium and the Crusades. Managing the Crusades movement: A framework” (in Greek), in: Η Τέταρτη Σταυροφορία και ο Ελληνικός Κόσμος, ed. N. G. Moschonas, IBR/NHRF, Athens 2008, 99-113
• “Die Versorgung des byzantinischen Marktes mit Tieren und Tierprodukten“, in: Handelsgüter und Verkehrswege. Aspekte der Warenversorgung im östlichen Mittelmeerraum (4. bis 15. Jh.). Akten des  Internationalen Symposions Wien, 19-22. Oktober 2005, eds. E. Kislinger – J. Koder – A. Külzer [Österr. Akad. d. Wiss. Phil.-hist. Kl., Denkschr., 388. Bd. Veröff. z. Byzanzforschung, Bd. XVIII], Vienna 2010, 175-184
• The Book of Eparch of Leo VI the Wise (in Greek) (introduction, translation in Modern Greek, commentary) (in collaboration with Μ. Chrone) [Κείμενα βυζαντινής ιστοριογραφίας], Athens 2010
• Animals and environment in Byzantium (7th-12th centuries), ed. I. Anagnostakis – T.G. Kolias – Eu. Papadopoulou (Institute of Byzantine Research. National Hellenic Research Foundation. International Symposium 21), Athens 2011
• “The Horse in the Byzantine World”, in: Le cheval dans les sociétés antiques et médiévales. Actes des Journées internationales d'étude (Strasbourg, 6-7 novembre 2009), ed. S. Lazaris [Bibliothèque de l’Antiquité tardive 22], Turnhout 2012, 87-97
• “Das Feuer im byzantinischen Kriegswesen”, in: Il fuoco nell’alto medioevo [Settimane di Studio della Fondazione Centro Italiano di Studi sull’Alto Medioevo 60], Spoleto 2013, 839-855