Sarah Fidler, MBBS, PhD, FRCP, is currently working in the Department of Medicine at Imperial College London as a clinical academic; she is a Professor and Consultant Physician in HIV Medicine. Sarah has been involved in designing and leading HIV international clinical studies for participants identified in acute HIV infection, and small proof of concept studies in HIV cure.

Ernest Moseki is a community engagement coordinator at the Gaborone CRS in Gaborone, Botswana. He is currently a member of the HPTN Community Working Group Steering Committee and the HPTN 075 protocol team. Ernest is the first regulatory and administrative coordinator for the Botswana CTU. He also provides technical and administrative support for the local Community Advisory Board (CAB). Ernest holds a post-graduate diploma in International Research Ethics from the University of Cape Town in South Africa.

Richard Hayes, DSc, FMedSci, is a professor of Epidemiology and International Health at the London School of Hygiene and Tropical Medicine in London, England. He is a statistical epidemiologist who works on the epidemiology and control of HIV and related infections. Dr. Hayes has collaborated on HIV prevention trials in many parts of Africa and has a special interest in the design and analysis of cluster-randomized trials.

Tonia Poteat, Ph.D., MPH, PA-C, is an assistant professor in the Department of Epidemiology at Johns Hopkins Bloomberg School of Public Health and a 2015-2016 HPTN Scholar. She completed her Ph.D. in International Health at Johns Hopkins University. She holds an undergraduate degree in Biology from Yale University, a Master of Medical Science from Emory University, and a Master of Public Health from Rollins School of Public Health at Emory University.