Marianne Martinello is an infectious diseases physician at Prince of Wales Hospital and St Vincent’s Correctional Health, a senior research fellow in the Viral Hepatitis Clinical Research Program at the Kirby Institute, and an NHMRC Early Career Fellow. As a clinician-researcher, she aims to optimise the diagnosis, treatment, and prevention of infectious diseases, particularly blood-borne viruses among vulnerable populations. Her research on direct-acting antiviral therapy in people with HCV infection is internationally recognised and has impacted policy and practice.