Dr. Drue Barrett is the Lead of the Public Health Ethics and Strategy Unit (PHESU) and the Chair of the CDC Public Health Ethics Committee (PHEC). PHESU assists CDC scientists with ensuring that their work meets the highest ethical principles and standards for scientific integrity. This includes providing leadership, tools, technical assistance, and training on ethical and regulatory obligations. This has included the development of training in public health ethics for local health officials and a public health ethics casebook (published as an open access book by Springer Press in April 2016). Dr. Barrett served for many years on CDC’s Institutional Review Boards (IRB), and chaired one of the IRBs. Other positions she has held at CDC include Acting Associate Director for Science in the National Center for Environmental Health/Agency for Toxic Substances and Disease Registry and Director of the Veterans Health Activity in the National Center for Environmental Health. Dr. Barrett received her Ph.D. in clinical psychology in 1990 from Georgia State University. She also completed two years postdoctoral training in epidemiology and public health through CDC’s Epidemic Intelligence Service program in the Cardiovascular Health Studies Branch of the National Center for Chronic Disease Prevention and Health Promotion.