'Ethnicity, migration theory, and the historiography of the Scandinavian settlement of England', in D. M. Hadley and J. D. Richards (eds.), Cultures in Contact: Scandinavian Settlement in England in the Ninth and Tenth Centuries (Brepols: Turnhout, 2000), 17-39.
(with Aleks Pluskowski) 'Antichrist superstars: the Vikings in hard rock and heavy metal', in D. Marshall (ed.), Mass Market Medievalisms: Essays on the Middle Ages in Popular Culture (Jefferson: MacFarland, 2007), 57-73.
'Viking metal', in K. Yri and S. Meyer (eds.), The Oxford Handbook of Music and Medievalism (Oxford: OUP, 2019)
"Nata vimpi curmi da": dead languages and primordial nationalisms in folk metal music', in A. DiGioia, C. Doesburg and R.-L. Valijärvi (eds.), Multilingual Metal: Sociocultural, Literary and Linguistic Perspectives (London: Emerald Publishing, 2020)
'Anglo-Saxon swimming', in C. Twomey and D. Anlezark (eds.), The Meanings of Water in Early Medieval England (Turnhout: Brepols, 2021)
(forthcoming) 'Alcohol consumption, masculinity and modern Vikings', in S. Ellis Nielsen and S. Nyzell (eds.), Viking Heritage and History in Europe: Practices and Recreations (2021)