ecosystem ecology beginning with his first textbook published in 1953. Elected to the National Academy of Sciences in 1970, he has received three international awards, the French L'Institut de la Vie Prize, the Tyler Award, and the Swedish Crafoord Prize. Odum received his PhD degree in Biology from the University of Illinois.
KATHERINE (KITTY) REICHELDERFER SMITH is Director of the Resource Economics Division of the U.S. Department of Agriculture's Economic Research Service, an agency that generates information and analysis vital to enhanced performance of the food and agricultural system and rural America. Her principal areas of expertise are policy analysis, particularly with respect to agricultural and resource policies, and the relationships among agricultural production, trade, and environmental quality. Smith received her PhD and MS degrees in agricultural and resource economics from the University of Maryland.