born 1963, studied Archaeology in Mayence and Basel. His dissertation (1995) was on Roman metal finds from the vicus of Vitudurum in Switzerland, his habilitation (2008) on Romanization processes in northeastern Gaul with the example of Basel-Münsterhügel. He has engaged in a series of projects dealing with Roman provincial archaeology, and has recently been appointed professor for the Archaeology of Roman provinces at the University of Cologne.