William D. Johnson

William D. Johnson, PhD, DABT, is Assistant Vice President and Manager of the Toxicology Division of IITRI. Dr. Johnson received his BS in Biology from the University of Wisconsin (UW)–Whitewater and his PhD in Experimental Pathology from UW–Madison. A board-certified toxicologist since 1989, Dr. Johnson’s primary research activities are in the areas of carcinogenesis, cancer prevention, and preclinical toxicology.

Dr. Johnson joined the IITRI staff in 1986 and has served as a Study Director for acute, subchronic, carcinogenicity, and reproductive/teratology studies involving rodents, rabbits, dogs, and nonhuman primates, all utilizing multiple routes of compound administration. He has experience in the testing of drugs, biologics, agricultural and industrial chemicals, food products, natural products, and cosmetics, publishing more than 100 research papers and abstracts.

Dr. Johnson has served as the Principal Investigator on several NIH contracts and is currently Co-Principal Investigator on a National Cancer Institute contract evaluating the “Preclinical Toxicology of Drugs Developed for Cancer Patients.” Dr. Johnson is a member of the Society of Toxicology (SOT) and the American Association of Cancer Research (AACR), and served as the Chairman of the IITRI Institutional Animal Care and Use Committee (IACUC) from 1990 to 2012.