1. College of Teacher Education, Capital Normal University, Beijing, People’s Republic of China
2. Faculty of Education, University of Macau, Macau SAR, People’s Republic of China
3. Department of Science and Environmental Studies and Centre for Education in Environmental Sustainability, The Education University of Hong Kong, Hong Kong SAR, People’s Republic of China
4. Department of Social Sciences and Policy Studies, The Education University of Hong Kong, Hong Kong SAR, People’s Republic of China