Martin Speight is Reader in Zoology and Head of the Tropical Ecology & Entomology Research Group at the Department of Zoology, University of Oxford. His research interests range from rainforest and plantation entomology, biodiversity and conservation, to coral reef and mangrove ecology and management. Martin is also a Tutorial Fellow in Biological Sciences at St Anne's College, Oxford. Mark Hunter is Professor of Ecology and Evolutionary Biology and Professor of Natural Resources and Environment at the University of Michigan. He studies interactions between insects and plants and is interested in linking population dynamics to ecosystem processes. Allan Watt is Deputy Science Director of the Biodiversity Programme at the Centre for Ecology and Hydrology, Edinburgh, UK. His research interests include the conservation of biodiversity and the management of forest pests.