Mark Ackerman is Associate Professor in the School of Information and in the Department of Electrical Engineering and Computer Science at the University of Michigan.

Volkmar Pipek is an Assistant Professor with the Institute for Information Systems at the University of Siegen, Germany.

Volker Wulf is Associate Professor at the University of Siegen, Senior Researcher at the Fraunhofer Institute for Applied Information Technology, and Head of the International Institute for Socio-Informatics, Bonn.