Professor of Computer Science, Aarhus University

The Dirac Foundation, Ingine Inc., Prof. Emeritus St. Matthew's University

C. Herman and Mary Virginia Terry Chair in Business Administration, UGA

Professor, School of Business, The George Washington University

Chair in General Management and Information Systems, University of Mannheim

Penn State University

Professor of Participatory Design, Roskilde University

University of South Florida

University of Nevada, Las Vegas

Senior Radiologist, University Hospital Essen