Professor Tai-Fai Fok is presently the Dean of Medicine of The Chinese University of Hong Kong and Chairman of the Department of Paediatrics.

His research interests are neonatology in general, neonatal pulmonology and aerosol therapy and environmental pollution, energy expenditure and oxygen consumption of newborns.

He is also active in formulating government policy and providing consultancy advice to professional bodies. He is a council member of Hong Kong Medical Council, and member of the Nursing Council of Hong Kong, Health and Welfare Bureau. He has been the President of Hong Kong College of Paediatricians since 2003.