1. CSCW and Social Media University of Siegen, Germany
2. Information Systems and New Media University of Siegen, Germany
3. Informatics Research Institute City of Scientific Research and Technology Applications, Egypt
4. Namibia University of Science and Technology, Namibia
5. Roskilde University, Denmark
6. Department of Social and Cultural Anthropology University of Cologne, Germany
7. Open Lab Newcastle University, United Kingdom
8. University of Sussex, United Kingdom
9. Institute of Information Systems and New Media, Germany