1. College of Business and Law, RMIT University, 445 Swanston Street, Melbourne, 3000, Australia
2. Tampere University, Kalevantie, 4, 33100 Tampere, Finland
3. Singapore University of Social Sciences, 463 Clementi Road, 599494, Singapore
4. INESCTEC, R. Dr. Roberto Frias, 4200-465 Porto, Portugal