Dr. Poemen Chan is an Associate Professor at the Chinese University of Hong Kong, Department of Ophthalmology and Visual Sciences. To date, he has published 65 papers (H-index 22), 11 textbook chapters, delivered 3 keynote lectures, 50 invited lectures, 70 conference papers, 16 instruction courses, and secured over HKD11.4 million research and teaching grants

Dr. John Chang was trained in ophthalmology at Jules Stein Eye Institute UCLA. He then did a fellowship at UCSF. He is Immediate Past President of the International Society of Refractive Surgery (ISRS). He is Past President of the Hong Kong Association of Private Eye Surgeons and is Associate Clinical Professor of The University