Dr Chi-Hwa Wang is a Professor of Chemical and Biomolecular Engineering at the National University of Singapore (NUS). He received his B.S. degree (Chemical Engineering) from the National Taiwan University, M.S. degree (Biomedical Engineering) from Johns Hopkins University, M.A. and PhD degrees (both in Chemical Engineering) from Princeton University, respectively. His current research interests include particle technology, biomass gasification, and waste to energy and resource. He serves in the editorial board/international advisory board of the following Elsevier journals: Applied Energy, Journal of Controlled Release, Powder Technology, Advanced Powder Technology (Executive Editor 2009-2013), and Chemical Engineering Science (Executive Editor, 2013-2022). Chi-Hwa is the recipient of a few recent awards such as AIChE Shining Star Award 2016, Teaching Commendation List, Faculty of Engineering, National University of Singapore, 2017. WSSET (World Society of Sustainable Energy Technologies) Award 2017, Bologna, Italy, 2017, AIChE Shell Thomas Baron Award, Pittsburgh, USA, 2018, AIChE Fellow 2019, WSSET Fellow 2020.