“Gender and Nordic Witchcraft in the Later Middle Ages”, Arv: The Yearbook of Scandinavian Folklore, vol. 56, p. 7-24, 2000.
apostasy
“Pactum cum diabolo og galdur á Norðurlöndum”, in Galdramenn. Galdrar og samfélag á miðöldum, Reykjavík: Hugvísindastofnun Háskóla Íslands, 2008, p. 121-45. Website
“Odin, Magic and a Swedish Trial from 1484”, Scandinavian Studies, vol. 81, no. 3, p. 263-86, 2009. Website
Witchcraft and Magic in the Nordic Middle Ages. Philadelphia: University of Pennsylvania Press, 2011. Website

