Research reports
Research information system CRIS (until 2012)
Research projects:
Charters of the monastery of Cluny
Court culture, representation of sovereigns, and political theory
Patterns and functions of public communication in the Middle Ages
Visual representations of the migration period in Northern Europe
German medieval autographs
Archaeological sources on mobility in the high and late middle ages
Monastic reform in the Middle Ages
- Cartulary tradition in Burgundy
- Forms of Memoria in the late middle ages
Social groups and ethnic groups in the early middle ages
Studies in medieval allegory
Early medieval history of the Church in the Rhineland and Westphalia