systems and structures across the European and Islamic worlds from late ancient to early modern times; on the impact of environmental stress on societal resilience in premodern social systems; and on the production, distribution and consumption of resources in the late ancient and medieval world. Awards and honors Fellow of the British Academy (2021) Member, Archaeological Institute of America Member, British Institute at Ankara President of the Association Internationale des Etudes Byzantines Corresponding Member of the Austrian Academy of Sciences in Vienna (2010) Selected Bibliography Books (author)Recruitment and Conscription in the Byzantine Army c. 550-950: A Study on the Origins of the Stratiotika, Österreichischen Akademie der Wissenschaften (Vienna, Austria), 1979.Byzantine Praetorians: An Administrative, Institutional, and Social Survey of the Opsikion and Tagmata, c. 580-900, R. Habelt (Bonn, Germany), 1984. (Translator, and author of introduction and commentary) Constantine VII Porphyrogenitus, Three Treatises on Imperial Military Expeditions, Österreichischen Akademie der Wissenschaften (Vienna, Austria), 1990.Byzantium in the Seventh Century: The Transformation of a Culture, Cambridge University Press (New York, NY), 1990.The State and the Tributary Mode of Production, Verso (New York, NY), 1993.State, Army, and Society in Byzantium: Approaches to Military, Social, and Administrative History, 6th-12th Centuries, Variorum (Brookfield, VT), 1995. Contributor to Virgil S. Crisafulli and John W. Nesbitt, editors, The Miracles of St. Artemio: A Collection of Miracle Stories by an Anonymous Author of Seventh-Century Byzantium, E. J. Brill (New York, NY), 1997.Warfare, State, and Society in the Byzantine World, 565-1204, UCL Press (London, England), 1999.Byzantium: A History, Tempus Publishing (London, England), 2000. (With Leslie Brubaker) Byzantium in the Iconoclast Era (c. 680–850): The Sources: An Annotated Survey, Ashgate (Burlington, VT), 2001.The Byzantine Wars: Battles and Campaigns of the Byzantine Era, Tempus Publishing (London, England), 2001.Byzantium at War, Osprey (London, England), 2002.The Byzantine Wars, The History Press, (Stroud, Gloucestershire, England), 2008. Editor (With Elizabeth Jeffreys and Robin Cormack), The Oxford Handbook of Byzantine Studies, Oxford University Press (New York, New York), 2008. Editor, The Social History of Byzantium, Wiley, 2009.The Palgrave Atlas of Byzantine history, Palgrave Macmillan, 2010.A Critical Commentary on the Taktika of Leo VI, Dumbarton Oaks Research Library and Collection, 2014.The Empire That Would Not Die: The Paradox of Eastern Roman Survival, 640-740, Harvard University Press, 2016.A tale of two saints: the passions and miracles of Sts Theodore 'the recruit' and 'the general', Liverpool UP, 2016 Editor (With Hugh Elton and James Newhard), Archaeology and Urban Settlement in Late