1. Department of Ecology and Evolutionary Biology University of Connecticut Storrs Connecticut USA
2. Environmental Studies and Science Pace University Pleasantville New York USA
3. Independent botanist Scarborough South Africa
4. Fynbos NodeSouth African Environmental Observation Network (SAEON) Cape Town South Africa
5. Centre for Statistics in Ecology Environment and Conservation Department of Biological Sciences University of Cape Town Rondebosch South Africa
6. Arid Lands NodeSouth African Environmental Observation Network (SAEON) Kimberley South Africa
7. Honorary Research Associate, Department of Biological Sciences University of Cape Town Cape Town South Africa
8. Departments of Geography Environment & Sustainability University at Buffalo Buffalo New York USA