Membership The U.S. Committee for IIASA roster includes illustrious scientists drawn from academia, research, and government who have expertise in a variety of scientific disciplines and have received honors in their field. View Committee Member Biographies. Chair Simon Levin (2009) Princeton University Members Roberta Balstad (2008) Columbia University Scott Barrett (2008) The Johns Hopkins University William Chameides (2008) Environmental Defense Robert Corell (2009) H. John Heinz III Center for Science, Economics and the Environment Barbara Entwisle (2008) University of North Carolina, Chapel Hill Robert Frosch (2008) Harvard University L. Robin Keller (2009) University of California, Irvine Charles Kolstad (2008) University of California, Santa Barbara Jerry Melillo (2008) Marine Biological Laboratory William Nordhaus (2008) Yale University Ignacio Rodriguez-Iturbe (2009) Princeton University Cynthia Rosenzweig (2009) Goddard Institute for Space Studies Donald Saari (2009) University of California, Irvine Thomas Schelling (2008) University of Maryland William Schlesinger (2008) Duke University David Victor (2009) Stanford University Ex-Officio Members Norm Neureiter American Association for the Advancement of Science Advisor to the IIASA Endowment Fund Howard Raiffa Harvard University Advisor to the IIASA Endowment Fund