Donald H. Hughes, Ph.D.
The Procter & Gamble Company
Research and Development Department
Ivorydale Technical Center
Cincinnati, OH 45217John Keller, Ph.D.
Life Systems, Inc.
1225 Jefferson Davis Highway
Suite 509
Arlington, VA 22202Dan Krewski, Ph.D.
Environmental Health Center
Room 109
Tunney’s Pasture
Ottawa, Ontario K1AOLLeonard Sagan, Ph.D.
Electric Power Research Institute
3412 Hillview Avenue
Palo Alto, CA 94303Harry Salem, Ph.D.
Toxicology Division, CRDEC
U.S. Army
SMCCR-RST
Aberdeen Proving Grounds, MD 21010-
Andrew Sivak, Ph.D.
Health Effects Institute
215 First Street
Cambridge, MA 02142Richard Dean Thomas, Ph.D.
National Research Council, Tox/Epi
National Academy of Sciences
2101 Constitution Ave.-JH 653
Washington, DC 20418XI