1. Fraunhofer Institute for Applied Information Technology FIT, 53757 Sankt Augustin, Germany
2. Faculty of Art and Design, University of Lapland, 96300 Rovaniemi, Finland
3. Open Laboratory, Newcastle University, Newcastle upon Tyne NE1 7RU, UK
4. School of Design, Northumbria University, Newcastle upon Tyne NE2 1XA, UK
5. School of Architecture, Design and Planning, The University of Sydney, Sydney 2006, Australia