Thomas H. Connor, PhD, received his BS and MS in microbiology from the University of Rhode Island, and his PhD in environmental toxicology from The University of Texas Medical Branch, Galveston. He joined NIOSH in 2001 as a research biologist focusing on occupational exposure to hazardous drugs. Tom was the lead author on the NIOSH Alert: Preventing Occupational Exposures to Antineoplastic and Other Hazardous Drugs, along with other related NIOSH documents. He recently retired from NIOSH and now serves as a consultant to NIOSH on HD-related topics.