1. Institute of Sustainable Business and Organizations - Sciences and Humanities Confluence Research Center - UCLY, ESDES, Lyon, France
2. Department of Tourism, Hospitality and Sports School of Business and Economics, Deree-The American College of Greece, Athens, Greece
3. Department of Organisation Management, Marketing & Tourism International Hellenic University, Thessaloniki, Greece
4. Bournemouth University, Poole, UK
5. Department of Management Engineering, Istanbul Technical University, İstanbul, Turkey