Underscoring the pandemic’s public health response but perhaps not getting as much attention as vaccines, are diagnostic tests and therapeutics. Our guest explains why the development of affordable diagnostics and therapeutics, as part of the public health tool kit, is so important. Melisa Idris and Sharaad Kuttan speak to Sanjeev Krishna, Professor of Molecular Parasittology and Medicine, Institute of Infection and Immunity in London. of antigen & antibody Rapid test kits for COVID-19, as well as point-of-care PCR tests.