“Avar Blitzkrieg, Slavic and Bulgar raiders, and Roman special ops: mobile warriors in the sixth-century Balkans,” paper presented at “Mobile Kriegergruppen in Europa und Afrika. Transkulturelle Perspektiven,” a workshop organized at the Friedrich-Alexander University, Erlangen, April 13-14, 2012
“In line with Omurtag and Alfred: linear frontiers in the ninth century,” lecture at the Institute for Historical Research (London, March 29, 2012)
“Linear frontiers in the early Middle Ages: Bulgaria and Wessex,” paper presented at the 47th International Congress on Medieval Studies, Kalamazoo, May 10-13, 2012
Review of Geschichte Südosteuropas. Vom frühen Mittelalter bis zur Gegenwart, ed. by Konrad Clewing and Oliver Jens Schmitt (Regensburg, 2011). In Slavic Review 71 (2012), no. 4: 921-922.
“’Slavic’ bow fibulae: twenty years of research.” Bericht der Römisch-Germanischen Kommission 93 (2012): 235-342.
“’Slavic’ bow fibulae and the migration of the Slavs,” lecture for “Slavic origins. A Linguistic-historical workshop,” Wolfson College (Oxford, December 10, 2012)
“Some remarks on borderlands, border lords, and ‘borderlanders’,” discussant report presented at the symposium “Power at the limits of authority in pre-modern polities” organized for the 77th Annual Meeting of the Society for American Archaeology (Memphis, April 18-22, 2012)
“The beginning of the Middle Ages in the Balkans. The ‘short’ Dark Ages (ca. 620 to ca. 680),” master lecture at the University of Nottingham (Nottingham, March 28, 2012)
“The image and archaeology of the Pechenegs,” paper presented at the 45th Spring Symposium of Byzantine Studies, Oxford, March 24-26, 2012
“The Jägala fibula revisited, or remarks on Werner’s class II D.” Eesti arheoloogia ajakiri 16 (2012), no. 1: 26-69.
“Transitions,” lecture for “Byzantine Archaeology in North America. Conversations on Archaeology II. The Role of the American Overseas Research Centers” symposium, Dumbarton Oaks Research Library and Collection (Washington, January 14, 2012)
“Were there any Slavs in seventh-century Macedonia?” Istorija (Skopje) 47 (2012), no. 1: 61-75.