He Helped Cure the ‘London Patient’ of H.I.V. Then He Turned to Covid.
Visionaries is a limited series that looks at figures who are trying to transform the way we live. Ravindra Gupta had studied drug-resistant H.I.V. for more than a decade when he first encountered Adam Castillejo, who would become known as the “London patient,” the second person in the world to be cured of H.I.V. Dr.…