Dr Hon is the consultant intensivist at the Hong Kong Children's Hospital. He is a clinical professor (Honorary) at the Department of Paediatrics and the Hong Kong Institute of Integrative Medicine, The  Chinese University of Hong Kong. He received undergraduate medical education at the University of Western Australia. He is a Fellow of the American Academy of Pediatricians (FAAP) and Fellow of Critical Care Medicine (FCCM). He received his Doctor of Medicine (MD) at the Chinese University of Hong Kong. He has published more than 300 peer-reviewed scientific papers, books and book chapters; and his research interests include many paediatric issues. He has performed extensive research on atopic diseases, topical emollients, antibiotic, corticosteroid, systemic immunotherapy, food avoidance and dietary supplementation, traditional Chinese medicine and bench research on eczema biomarkers, as well as many paediatric health issues (including SARS, respiratory infections, pneumococcus, asthma, poisoning and injuries).