Marta Gwinn, MD, MPH, is a medical epidemiologist for CDC’s Office of Public Health Genomics (OPHG). She graduated from the Vanderbilt University School of Medicine, the University of North Carolina School of Public Health (Biostatistics), and CDC’s Epidemic Intelligence Service and Preventive Medicine Residency. Marta directed laboratory-based surveillance systems and research studies in CDC’s HIV/AIDS program for 10 years before joining OPHG in 1999 as its second scientific staff member. She has served OPHG in several positions, including Knowledge Integration Team lead and Associate Director for Science. Since retiring from the Commissioned Corps of the US Public Health Service in September 2009, Marta has served as senior consultant to the OPHG Director through a contract with McKing Consulting Corporation.