Thomas Graedel is Clifton R. Musser Professor of Industrial Ecology in the School of Forestry and Environmental Studies, Yale University. His research is centered on developing and enhancing industrial ecology, the organizing framework for the study of the interactions of the modern technological society with the environment. His textbook, Industrial Ecology and Sustainable Engineering, coauthored with B. R. Allenby, was the first book in the field and is now in its third edition. His current interests include studies of the flows of materials within the industrial ecosystem, and of evaluating the criticality of
metals. He was elected to the U.S. National Academy of Engineering in 2002 for “outstanding contributions to the theory and practice of industrial ecology”, and recently chaired the National Research Council committee on Linkages of Sustainability in the Federal Government.