Alberts, Bruce, President, National Academy of Sciences, Washington, District of Columbia.

Anderson, Don L., Professor of Geophysics, Seismological Laboratory, California Institute of Technology, Pasadena, California.

Ayala, Francisco J., Donald Bren Professor of Biological Sciences, University of California, Irvine, California.

Billington, David T., Professor, Civil Engineering and Operations Research, School of Engineering and Applied Science, Princeton University, Princeton, New Jersey.

Carlyon, Earl, Manchester High School, Manchester, Connecticut.

Duschl, Richard A., Associate Professor of Science Education, University of Pittsburgh, Pittsburgh, Pennsylvania.

Ebert, James D., Professor of Biology, The Johns Hopkins University, Baltimore, Maryland.

English, Janet, Serrano Intermediate School, Lake Forest, California.

Epstein, Samuel, Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, California.

Florio, David, Consultant, Washington, District of Columbia.

Goldsmith, Timothy, Department of Biology, Yale University, New Haven, Connecticut.

Goodstein, David, Professor of Physics, California Institute of Technology, Pasadena, California.

Gray, Harry B., Beckman Institute, California Institute of Technology, Pasadena, California.

Hazen, Robert, Carnegie Institute of Washington, Washington, District of Columbia.

Hoffman, Kenneth, Professor of Mathematics, Massachusetts Institute of Technology, Cambridge, Massachusetts.

Holton, Gerald, Professory of Physics, Harvard University, Cambridge, Massachusetts.

Johnson, George B., Department of Biology, Washington University, St. Louis, Missouri.

Kahle, Jane Butler, Condit Professor of Science Education, Miami University, Oxford, Ohio.

Kirschner, Marc W., Department of Cell Biology, Harvard Medical School, Cambridge, Massachusetts.

Labinger, Jay A., Beckman Institute, California Institute of Technology, Pasadena, California.

McInerney, Joseph D., Director, Biological Sciences Curriculum Center, Colorado Springs, Colorado.

Moore, John A., Emeritus Professor of Biology, University of California, Riverside, California.

Pister, Karl S., Chancellor, University of California, Santa Cruz, California.

Pollard, Thomas D., Department of Cell Biology and Anatomy, The Johns Hopkins University School of Medicine, Baltimore, Maryland.

Press, Frank, Cecil and Ida Green Senior Research Fellow, Carnegie Institution of Washington, Washington, District of Columbia.

Raven, Peter H., Director, Missouri Botanical Garden, St. Louis, Missouri.

Rigden, John S., Professor of Physics, University of Missouri, St. Louis, Missouri.

Rubin, Vera, Department of Terrestrial Magnetism, Carnegie Institute of Washington, District of Columbia.

Silver, Leon Theodore, Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, California.

Singer, Maxine, President, Carnegie Institute of Washington, Washington, District of Columbia.

Smith, Philip M., Executive Officer (former), National Research Council, Washington, District of Columbia

Stolper, Edward M., Professor of Geology, California Institute of Technology, Pasadena, California.

Trefil, James, Robinson Professor, George Mason University, Fairfax, Virginia.

Waldvogel, Jerry, Biology Program, Clemson University, Clemson, South Carolina.