1. Sport, Outdoor Recreation, and Tourism Management Program, Department of Health and Human Performance, University of Tennessee at Chattanooga, Chattanooga, TN, USA;
2. Parks, Recreation and Tourism Management Program, University of Georgia, Athens, GA, USA;
3. School of Hospitality and Tourism Management, University of Surrey, Guildford, United Kingdom;
4. School of Tourism and Hospitality Management, University of Johannesburg, Auckland Park, South Africa;
5. Department of Organisation and Entrepreneurship, Linnaeus University, Kalmar, Sweden;
6. Institute of Environmental Sciences, Jagiellonian University, Krakow, Poland