South Africa, the epicentre of the HIV epidemic with 7.8 million people living with HIV, has seen remarkable progress, with 5.8 million on antiretrovirals (ARVs) achieving undetectable viral loads. A unique group, known as elite controllers, naturally maintain undetectable viral loads without treatment, comprising about 0.5% of the global HIV population. Dr Veron Ramsuran from the University of KwaZulu-Natal is…