1. Centre for Research and Technology Hellas, CERTH-ITI, 57001 Thessaloniki, Greece
2. School of Creative Media, City University of Hong Kong (CityUHK), Hong Kong, China
3. School of Architecture, Aristotle University of Thessaloniki (AUTH), 54124 Thessaloniki, Greece
4. Nurogames (NURO), 50676 Köln, Germany
5. E-Seniors, 75020 Paris, France
6. UP2METRIC (U2M), 11521 Athens, Greece