Chair for Information Systems, University of St. Gallen + University of Kassel

Professor, Human-Computer Interaction Institute, Carnegie Mellon Unviersity

University of Canberra

Maastricht University

Distinguished Professor Emeritus of Marketing, Texas State University

Professor of Design Techniques, Delft University of Technology

Haaga-Helia University of Applied Sciences

Associate Professor, INESC TEC and Faculty of Engineering, University of Porto

Professor in Marketing, HANKEN School of Economics

Professor, Service Operations Management, Brigham Young University