1. Department of Government Affairs and Administration, Jusuf Kalla School of Government, Universitas Muhammadiyah Yogyakarta (UMY), Yogyakarta, Indonesia
2. Department of Geographical and Historical Studies, University of Eastern Finland, Joensuu, Finland
3. Faculty of Humanities and Social Sciences, Khon Kaen University, Khon Kaen, Thailand
4. Department of Political Science, Mindanao State University- Iligan Institute of Technology, Iligan, Philippines
5. Department of Agrotechnology, Universitas Muhammadiyah Yogyakarta (UMY), Yogyakarta, Indonesia