1. Tourism and Hospitality Management Division, Mahidol University International College, Nakhon Pathom, Thailand
2. Faculty of Sports Science, Chulalongkorn University, Bangkok, Thailand
3. UQ Business School, The University of Queensland, St. Lucia, Australia
4. Institute for Tourism and Mobility (ITM), Lucerne School of Business, Lucerne University of Applied Sciences and Arts, Luzern, Switzerland