1. Florida Museum of Natural History and Department of Biology University of Florida Gainesville Florida USA
2. School of Science and Engineering James Cook University Cairns Queensland Australia
3. Management and Ecology of Malaysian Elephants, School of Geographical and Environmental Sciences University of Nottingham Malaysia Selangor Malaysia
4. Southeast Asian Biodiversity Research Institute, Chinese Academy of Sciences & Center for Integrative Conservation, Xishuangbanna Tropical Botany Garden Chinese Academy of Sciences Yunnan China