History
Elected 1976
Interdisciplinary Viking Studies, Old Norse-Icelandic language and literature, runes and runic inscriptions
Religious and cultural history of Late Antiquity and the Early Middle Ages
Western Medieval History; History of Christianity; Researches on the medieval conception of holiness and on the sacralization of space and time ; Francis of Assisi and the Franciscan history. Dissent and Orthodoxy in the West (X-XV centuries)