Prof. Dennis Y.C. Leung received his BEng (1982) and PhD (1988) from the Department of Mechanical Engineering at the University of Hong Kong. He had worked with the Hongkong Electric Co., Ltd. for five years heading the air pollution section of the company before joining the University of Hong Kong in 1993. Professor Leung is now a full professor and head of the Department of Mechanical Engineering specializing in environmental pollution control and renewable & clean energy development. He has published more than 500 articles in this area including 330+ peer reviewed top SCI journal papers. He was invited to publish more than 20 highly cited review articles in leading energy and environment related journals. His current h-index is 80 with total citations 36000+. He is one of the top 1% highly cited scientists in the world in energy field since 2010 (Essential Science Indicators) and named as a Highly Cited Researcher by Clarivate Analytics from 2017-2021.  Prof. Leung has delivered more than 80 keynote and invited speeches in many conferences as well as public lectures.

Prof. Leung is a chartered engineer, a fellow of the HKIE, IMechE, and Energy Institute, and a Past Chairman of the Energy Institute (HK Branch). Currently he serves as an Associate Editor of Progress in Energy and an editorial board member of a number of journals including Applied Energy, Applied Sciences and Energy Conversion and Management. He was the Specialty Chief Editor of the Frontiers in Environmental Science during the period of 2014-19. He also serves as a board member of the Hong Kong Institution of Science and NAMI Centre, chairman and member of a few government committees and appeal panels related to sustainability and environment, and an external examiner of the THEi BSE Programme. Professor Leung received numerous awards including the Outstanding Research Student Supervisor Award and Outstanding Earth Champion Hong Kong award in recognizing his contributions in protecting the environment.