Professor Ivan Fan-Ngai Hung is currently Chair Professor of Medicine, Ru Chien and Helen Lieh Endowed Professor in Health Sciences Pedagogy, and Associate Dean (Partnership & Engagement), Head of the Division of Infectious Diseases, Department of Medicine, LKS Faculty of Medicine, The University of Hong Kong, and Honorary Consultant in Queen Mary Hospital, Hong Kong. He is also Chair Professor and Chief-of-Service of the Department of Infectious Diseases and Clinical Microbiology at the HKU-Shenzhen Hospital. Professor Hung is a dual specialist in Infectious Disease and Gastroenterology & Hepatology. He obtained his medical degree from the University of Bristol Medical School, England in 1996. After working at the University of Cambridge Medical School and Charing Cross Hospital, London, he returned to Hong Kong in 1999 and joined the Department of Medicine, Queen Mary Hospital. He is a Fellow of the Royal Colleges of Physicians of London and Edinburgh, a Fellow of the Infectious Disease Society of America, and an Advisory Board Member of the Universal Scientific Education & Research Network (USERN). His research interests includes influenza, SARS-CoV-2, and other respiratory virus antiviral treatments and vaccinology. He is ranked as an HKU Scholar in the world’s top 1% in 2013, 2018–2024.