Dr Ilkka Syvanne gained his doctorate in history in 2004 from Tampere University in his native Finland. His doctoral thesis was published as The Age of Hippotoxotai, Art of War in Roman Military Revival and Disaster 491-636 (Tampere University Press, Tampere 2004). He has also written numerous articles on late Roman/Byzantine warfare, and contributed seven entries for Blackwell's Encyclopaedia of the Roman Army (2011). From 2007 to 2016 he was Vice Chairman of the Finnish Society for Byzantine Studies. Dr Syvanne is An Affiliated Professor of the University of Haifa and lives in Kangasala, Finland.