1. Department of Geography, University College London, London WC1E 6BT, UK
2. School of Geography, University of Leeds, Leeds LS2 9JT, UK
3. Plant Systematic and Ecology Laboratory, Department of Biology, Higher Teachers' Training College, University of Yaounde I, PO Box 047, Yaounde, Cameroon
4. Center for International Forestry Research, Bogor, Indonesia
5. University of Wisconsin-Milwaukee, PO Box 413, Milwaukee, WI 53201, USA
6. Smithsonian Tropical Research Institute, Apartado Postal 0843-03092, Panama
7. Mensuration Unit, Forestry Commission of Ghana, Kumasi, Ghana
8. Centre for Ecology and Hydrology, Bush Estate, Penicuik, Midlothian EH26 0QB, UK
9. Landscape Ecology and Vegetal Production Systems Unit, Université Libre de Bruxelles, Brussels, Belgium
10. Biodiversity and Landscape Unit, Gembloux Agro-Bio Tech, Université de Liège, Gembloux, Belgium
11. Ecole Régionale post-universitaire d'Aménagement et de gestion Intégrés des Forêts et Territoires tropicaux, Kinshasa, Republic Democratic of Congo
12. Laboratory for Wood Biology and Xylarium, Royal Museum for Central Africa, Tervuren, Belgium
13. Isotope Bioscience Laboratory-ISOFYS, Department of Applied Analytical and Physical Chemistry, Faculty of Bioscience Engineering, Ghent University, Ghent, Belgium
14. Rougier-Gabon, Oloumi Industrial Estate, PO Box 130, Libreville, Gabon
15. Nicholas School of the Environment, Duke University, PO Box 90328, Durham, NC 27708, USA
16. Grantham Research Institute on Climate Change and the Environment, London School of Economics, Tower 3, Clements Inn Passage, London WC2A 2AZ, UK
17. Forestry Research Institute of Ghana (FORIG), UP Box 63, KNUST, Kumasi, Ghana
18. Department of Botany and Plant Physiology, Faculty of Science, University of Buea, PO Box 63 Buea-Cameroon
19. Institut de Recherche pour le Développement (IRD), Unité Mixte de Recherche AMAP (Botanique et Bioinformatique de l'Architecture des Plantes), Boulevard de la Lironde, Montpellier, France
20. Laboratory of Tropical and Subtropical Forest Regions, Unit of Forest and Nature Management, University of Liège, Gembloux, Belgium
21. Nature +, c/o Gembloux Agro-Bio Tech, University of Liège, Gembloux, Belgium
22. Wildlife Conservation Society-DR Congo, PO Box 240, Kinshasa I, DR Congo
23. Centre de Formation et de Recherche en Conservation Forestiere (CEFRECOF), Democratic Republic of Congo
24. 128 Busbridge Lane, Godalming, Surrey GU7 1QJ, UK
25. Royal Botanic Garden Edinburgh, 20A Inverleith Row, Edinburgh EH3 5LR, UK
26. Lukuru Wildlife Research Foundation, Kinshasa, Gombe, Democratic Republic of Congo
27. Division of Vertebrate Zoology, Yale Peabody Museum of Natural History, New Haven, CT, USA
28. Département Hommes Natures Sociétés, Muséum national d'histoire naturelle, Brunoy, France
29. Institute of Agricultural Engineering and Soil Science, Faculty of Agricultural Sciences, Universidad Austral de Chile, Valdivia, Chile
30. Precious Woods Gabon, Libreville, Gabon
31. Agence Nationale des Parcs Nationaux, BP 20379, Libreville, Gabon
32. Institut de Recherche en Écologie Tropicale, BP 13354 Libreville, Gabon
33. School of Natural Sciences, University of Stirling, Stirling FK9 4LA, UK
34. Laboratory of Plant Ecology, Department of Applied Ecology and Environmental Biology, Faculty of Bioscience Engineering, Ghent University, Ghent, Belgium
35. Wildlife Conservation Society, PO Box 7487, Kampala, Uganda
36. School of Earth and Environmental Science, James Cook University, Cairns, Australia
37. School of Geography and the Environment, University of Oxford, Oxford OX1 3QY, UK
38. CIRCLE, Environment Department, University of York, York YO10 5DD, UK
39. Flamingo Land Ltd, Kirby Misperton, North Yorkshire YO17 6UX, UK
40. Department of Environmental Management and Toxicology, University of Agriculture, PMB 2240, Abeokuta, Ogun, Nigeria
41. Department of Zoology, University of Cambridge, Cambridge CB2 3EJ, UK
42. Bureau Waardenburg bv, Postbus 365, Culemborg AJ 4100, The Netherlands
43. School of Environment, Science, and Engineering, Southern Cross University, Lismore, New South Wales 2480, Australia
44. Institute of Tropical Forest Conservation, PO Box 44, Kabale, Uganda
45. Forum for the Future, Overseas House, 19-23 Ironmonger Row, London EC1V 3QN, UK
46. Department of Geography, National University of Singapore, Singapore 119615, Republic of Singapore
47. Faculty of Forestry, University of Toronto, 33 Willcocks Street, Toronto, Ontario, Canada M5S 3B3
48. Service Evolution Biologique et Ecologie, Faculté des Sciences, Université Libre de Bruxelles, Brussels, Belgium
49. Department of Life Sciences, University of Southampton, Southampton SO17 1BJ, UK
50. Sommersbergseestrasse, 291, Bad Aussee 8990, Austria