Simon A. Levin is the George M. Moffett Professor of Biology and a professor of ecology and environmental biology at Princeton University, where he directs the Center for BioComplexity. He is the author, editor, or coeditor of many books, including the Encyclopedia of Biodiversity. Among his many awards are the Heineken Prize for Environmental Sciences, the Kyoto Prize in Basic Sciences, the Margalef Award for Ecology, and the Eminent Ecologist Award from the Ecological Society of America.