1. Conservation Management, South African National Parks, Skukuza, South Africa
2. School of Natural Resource Management, Nelson Mandela University, George, South Africa
3. Department of Ecology and Evolutionary Biology, Yale University, New Haven, United States
4. Yale Institute for Biospheric Studies, Yale University, New Haven, United States
5. Centre for African Ecology, School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, Johannesburg, South Africa
6. Scientific Services, South African National Parks, Skukuza, South Africa
7. Department of Soil, Crop and Climate Sciences, University of the Free State, Bloemfontein, South Africa
8. Plant Conservation Unit, Department of Biological Sciences, University of Cape Town, Cape Town, South Africa
9. Department of Natural Resources, Karatina University, Karatina, Kenya