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Lester R. Brown is the founder of the Earth Policy and Worldwatch Institutes. He has been honored with numerous prizes, including a MacArthur Fellowship, the United Nations Environment Prize, and twenty-five honorary degrees. He lives in Washington, D.C. Gary Gardner is director of research at the Worldwatch Institute in Washington, DC. His work focuses on a broad array of research and social change issues that affect the effort to build sustainable societies. Brian Halweil is a researcher at the Worldwatch Institute.