Keri Althoff, PhD, MPH content areas of expertise are the physical and mental comorbidities and multimorbidity in adults aging with HIV, as well as indicators benchmarking progress toward the goals of the Ending the HIV Epidemic initiative in the United States. She is one of two Principal Investigators for the North American AIDS Cohort Collaboration on Research and Design (NA-ACCORD) of the International Epidemiologic Databases to Evaluate AIDS (IeDEA) project. Dr. Althoff also investigates COVID-19, including seroprevalence of antibodies, disparities in testing, positivity, and clinical outcomes, and the post-acute sequelae of SARS-CoV-2 infection. Her methodologic expertise is in designing studies nested in large-scale collaborations of longitudinal cohort studies. Dr. Althoff is serving as the Johns Hopkins University Provost’s Fellow for Research Communication and has been frequently featured in news media translating COVID-19 science and guidelines into everyday life.