M. JEANNE AQUILINO, Administrative Associate

ELLEN A. DE GUZMAN, Research Associate

PATRICIA JONES KERSHAW, Study/Research Associate

ANITA A. HALL, Administrative Assistant

DOROTHY K. WEIR, Senior Project Assistant

JONATHAN M. SAMET, Chair, Johns Hopkins University, Baltimore, Maryland

DAVID ALLEN, University of Texas, Austin

THOMAS BURKE, Johns Hopkins University, Baltimore, Maryland

JUDITH C. CHOW, Desert Research Institute, Reno, Nevada

COSTEL D. DENSON, University of Delaware, Newark

E. DONALD ELLIOTT, Wilkie, Farr & Galagher, LLP, Washington, DC

CHRISTOPHER B. FIELD, Carnegie Institute of Washington, Stanford, California

WILLIAM H. GLAZE, Oregon Health and Science University, Beaverton

SHERRI W. GOODMAN, Center for Naval Analyses, Alexandria, Virginia

DANIEL S. GREENBAUM, Health Effects Institute, Cambridge, Massachusetts

ROGENE HENDERSON, Lovelace Respiratory Research Institute, Albuquerque, New Mexico

CAROL HENRY, American Chemistry Council, Arlington, Virginia

ROBERT HUGGETT, Michigan State University, East Lansing

BARRY L. JOHNSON, Emory University, Atlanta, Georgia

JAMES H. JOHNSON, Howard University, Washington, DC

JUDITH L. MEYER, University of Georgia, Athens

PATRICK Y. O’BRIEN, ChevronTexaco Energy Technology Company, Richmond, California

DOROTHY E. PATTON, International Life Sciences Institute, Washington, DC

STEWARD T.A. PICKETT, Institute of Ecosystem Studies, Millbrook, New York

ARMISTEAD G. RUSSELL, Georgia Institute of Technology, Atlanta

LOUISE M. RYAN, Harvard University, Boston, Massachusetts

KIRK SMITH, University of California, Berkeley

LISA SPEER, Natural Resources Defense Council, New York

G. DAVID TILMAN, University of Minnesota, St. Paul

CHRIS G. WHIPPLE, Environ, Inc., Emeryville, Caflironia