Dr. Aimee Geissler is the Global Health Security (GHS) Director and COVID-19 and Ebola Preparedness and Response Lead. She joined the CDC Rwanda team in January 2019 and has served as the COVID-19 Scientific Lead for the US Embassy Kigali. During the past 12 years, she has served as a domestic and global CDC lead and subject matter expert on infectious disease surveillance, diagnostic testing, and outbreak response and control. Dr. Geissler received her MPH in Epidemiology and Biostatistics and PhD in Infectious Disease Immunology and Pathogenesis from the University of California-Berkeley. She trained in medical research and clinical trials at both Stanford University and the National Institutes of Health. She just completed a two-year fellowship with CDC's Epidemic Intelligence Service (EIS). She has trained and supervised over 200 epidemiologists many who have already become domestic and global public health leaders. She has served in leadership roles for numerous domestic and international outbreaks including Ebola, Influenza, Botulism, Elizabethkingia, Yellow Fever, and Rocky Mountain Spotted Fever.