Maarten Kappelle is currently coordinator for the United Nations Environment Programme’s global Chemicals and Waste Subprogramme and has previously held science and leadership roles in the World Wide Fund for Nature (WWF), The Nature Conservancy (TNC), Costa Rica’s Instituto Nacional de Biodiversidad (INBio), and several universities in the Netherlands and abroad. He is author, editor, or coeditor of many scientific books in Spanish and English, including Ecology and Conservation of Neotropical Montane Oak Forests, Biodiversity of the Oak Forests of Tropical America, Páramos de Costa Rica,and Diccionario de Biodiversidad. He lives and works in Nairobi, Kenya.