Nils Hybel, dr. phil. (1989) in History, University of Aarhus, is Professor at the University of Copenhagen. He has published extensively on many aspects of European medieval history and historiography.
Bjørn Poulsen, dr. phil. (1988) in History, University of Copenhagen, is Professor at the University of Aarhus, Denmark. He has published extensively on many aspects of Medieval and Early Modern Danish History.