Paul A. Keddy has taught plant ecology for more than thirty years. He is often a conference keynote speaker, and delights in bringing science alive for his audience. Dr Keddy's research explores environmental factors that control plant communities and their manipulation to maintain and restore biodiversity. His awards include a National Wetlands Award for Science Research, the Lawson Medal and Gleason Prize for Competition, and his first edition of Wetland Ecology (Cambridge, 2000) won the Society of Wetland Scientists' Merit Award. He has also advised organizations including World Wildlife Fund, Earthjustice, and The Nature Conservancy.