1. D. Korn is senior vice president for Biomedical and Health Sciences Research, and both he and S. J. Heinig are at the Association of American Medical Colleges, Washington, DC 20037, USA.
2. R. R. Rich is president and H. H. Garrison is director of the Office of Public Affairs, S. H. Golub is executive director, M. J. C. Hendrix is past president, and B. S. Masters is chair of the Science Policy Committee, Federation of American Societies for Experimental Biology, Bethesda, MD 20814, USA.
3. R. J. Turman is director of Federal Relations, Association of American Universities, Washington, DC 20005, USA.