Steven Kozlowski, M.D., is the FDA’s Chief Scientist. The Chief Scientist promotes, leverages, and leads cross-cutting, collaborative activities and initiatives that catalyze FDA science, innovation, and research to help the agency address its most pressing regulatory and public health questions and respond to emerging issues. Prior to assuming the role of Chief Scientist, Dr. Kozlowski was responsible for ensuring the quality of all the active ingredients and biological products overseen by CDER within the Office of Pharmaceutical Quality. Dr. Kozlowski holds a bachelor’s and a medical degree from Northwestern University and trained in pediatrics at the University of Illinois. He has published in a wide range of scientific areas relevant to the FDA mission from in vivo models for drug development to vaccine safety and from biosimilar uptake to epidemiology.