Professor, School of Business and Law, Edith Cowan University

Bond University

senior lecturer of School of Management Sciences, Sultan Zainal Abidin University

Chair Professor of Tourism Management, Ta Hwa University of Science and Technology

Professor of Management, Holzschuh College of Business Administration, Niagara …

Dhurakij Pundit University

National Chin Yi University of Technology

Universitas Negeri Padang

Ecole Hoteliere de Lausanne

hotel and tourism management, Cornell University