Tolu Oni completed medical training at University College London Medical school, UK, and postgraduate training in internal medicine, including GUM/HIV in UK and Australia. She moved to Cape Town, South Africa to work in HIV/TB research in 2007. She completed her research doctoral degree in Clinical Epidemiology of HIV-associated TB at Imperial College London, based in Khayelitsha, Cape Town. She is currently Associate Professor and Public Health Physician Specialist, Division of Public Health, School of Public Health and Family Medicine at the University of Cape Town. She is a former Co-Chair of SAYAS and is currently a Next Einstein Fellow.