Dr. Neelika Malavige is the Head of Dengue Global Programme and Scientific Affairs at the Drugs for Neglected Diseases Initiative and a Professor in the Department of Immunology and Molecular Medicine at the University of Sri Jayewardenepura. Her research focuses on dengue: its pathogenesis, vascular leak, immune correlates of protection, and biomarkers. She talks about the disease burden of dengue and her investigations into risk factors for severe disease. She also discusses her research on COVID-19 vaccines and the role of the microbiome in colon cancer, as well as how she's working to grow research capabilities in Sri Lanka.