Sunny Hei Wong is a clinician-scientist and an Associate Professor at the Lee Kong Chian School of Medicine, Nanyang Technological University Singapore. He received his MBChB with Honors at the Chinese University of Hong Kong, and his DPhil from the University of Oxford on human genetics and infectious diseases. He completed his clinical training in gastroenterology and endoscopy at the Prince of Wales Hospital in Hong Kong. His main research interest is on gut microbiome, investigating the host–microbe interaction in digestive and metabolic diseases, and exploring this for the discovery of novel biomarkers and therapeutics. He has won several awards, including the Asia Pacific Digestive Week Emerging Leaders Lectureship (2021), the Sir David Todd Lectureship (2020), the Lo Ying Shek Chi Wai Foundation Meritorious Research Award (2020), and the Croucher Foundation Award (2014). He has published over 160 peer-reviewed articles including papers in Nature Genetics, Nature Communications, Gastroenterology and Gut. He is currently an Associate Editor for the Journal of Gastroenterology and Hepatology.