Wan Ki CHOW is currently Emeritus Professor (Architectural Science and Fire Engineering) at The Hong Kong Polytechnic University (PolyU), and President of Asia-Oceania Association for Fire Science and Technology. He retired from Chair Professor of Architectural Science and Fire Engineering (21 years, 1998-2019) and Director of Research Centre for Fire Engineering (2000-2019) in November 2019 at the Department of Building Services Engineering, after serving PolyU for 38 years since 1981, serving as Head of Department from 2008 to 2016. He was elected to be Fellow of the Hong Kong Academy of Engineering Sciences in 2012; and appointed as a Justice of the Peace by the Chief Executive of the Hong Kong Special Administrative Region in 2013. His key research areas are on Architectural Science, Fire Engineering and Theoretical Physics. He has contributed to provide a comfortable, safe and healthy environment for sustainable buildings through research, teaching, and assisting the government.