Joseph Wu is a professor in the School of Public Health at The University of Hong Kong (HKU). He specializes in mathematical modelling and data science of communicable diseases and cancer. He is also Managing Director of The Laboratory of Data Discovery for Health (D²4H). The D²4H is spearheaded by HKU with support from other global leaders in healthcare, including the London School of Hygiene and Tropical Medicine, University College London, and the University of Sydney. The research output produced by these institution’s world-renowned experts have global, national and local benefits, and strong commercialization potential.