Professor Yiu-fai Cheung is a clinician specializing in paediatric cardiology, a teacher and a clinician investigator. He graduated from The University of Hong Kong in 1990, received his Doctorate of Medicine in 2004, became a full professor in The University of Hong Kong and was awarded the Faculty Teaching Medal in 2007. He is currently Bryan Lin Professor of Paediatric Cardiology of LKS Faculty of Medicine, The University of Hong Kong. His research interests include ventricular function in congenital and acquired heart diseases, vascular health, and ventriculo-arterial interaction. His scope of research encompasses three domains: (i) paediatric and adult congenital heart disease, (ii) acquired heart disease in children, and (iii) vascular function in health and disease in the young. He has written more than 170 peer-reviewed papers, 2 books, and 9 book chapters, produced a multimedia CD-ROM on diagnosis of congenital heart disease, and delivered more than 200 invited lectures.