1. Institute Digital Technology Management, Bern University of Applied Sciences, 3005 Bern, Switzerland;
2. Institute of Information Systems and Digital Business, University of St. Gallen, 9000 St. Gallen, Switzerland;
3. Research Center for IS Design, Information Systems and Systems Engineering, University of Kassel, 34121 Kassel, Germany;
4. Human-Computer Interaction Institute, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213;
5. Research Center for IS Design, Information Systems, University of Kassel, 34121 Kassel, Germany