University of Augsburg, University of Pennsylvania - Operations & Information Management Department, Darmstadt University of Technology, Darmstadt University of Technology, Ludwig Maximilian University of Munich (LMU), Business Information Systems, esp.. Digital Markets, University of St. Gallen, Saarland University and Ludwig Maximilian University of Munich (LMU) - Faculty of Business Administration (Munich School of Management)

University of Liechtenstein, Darmstadt University of Technology, Chair of Information Systems IV, Business School and Institute for Enterprise Systems (InES), University of Mannheim and University of St. Gallen