Willy Legrand is professor of Hospitality Management at the IUBH University of Applied Sciences, Bad Honnef - Bonn, Germany.
Miguel Angel Gardetti is Director of the Center for Studies on Sustainable Luxury, Buenos Aires, Argentina.
Robert Schønrock Nielsen is Ph.D. in Business Administration at the Ministry for Education, Culture, Church - Government of Greenland.
Colin Johnson is professor and Chair, Department of Hospitality and Tourism Management, and Co-Director of the Center for Ethical and Sustainable Business, Lam Family College of Business, San Francisco State University, California, USA.
Mehmet Ergul is professor of Hospitality and Tourism Management, Lam Family College of Business, San Francisco State University, California, USA.