Colin K. Hill is associate professor of radiation oncology at the Keck School of Medicine in the Norris Comprehensive Cancer Center of the University of Southern California. He is the author or co-author of some 87 published and peer-reviewed research articles on radiation biology and has presented more than 100 papers at national and international conferences. His research interests include the effects of low-dose radiation, the investigation of biological molecules that can mitigate deleterious effects of radiation exposure, and the molecular processes underlying carcinogenic changes induced by radiation and other agents.