Viknesh Andiappan is an Associate Professor at Swinburne University of Technology Sarawak Campus. His area of specialization centers on optimization of energy systems and supply chains. His research interests also include design and optimization of net-zero energy systems, synthesis of integrated biorefineries, industrial symbiosis planning, energy planning for greenhouse gas emission reduction, and sustainable agriculture planning. He spends his time working on mathematical programming, multi-objective optimization, input-output modelling, game theory models, process simulation, and Process Integration tools such as Pinch Analysis. Dr. Andiappan is well-published and well-cited for a young researcher (over 70 publications with an h-index of 15) and has presented several papers at various conferences. In 2020, Dr. Andiappan was awarded IBAE Young Researcher of the year Award. Professor Ir. Dr. Denny K. S. Ng is Head, School of Engineering and Physical Sciences, Heriot-Watt University, Malaysia. Prof. Ng is well published over 220 papers with an h-index of 40; edited 1 book and authored 1 book. He served as an editor of a number of international refereed journals. He is fellow of IChemE.; The Higher Education Academy; Chartered Engineer, Engineering Council; and Professional Engineer, Malaysia. He is also an Exco member of Young Scientist Network - Academy of Sciences Malaysia (YSN-ASM). He is listed as Top 2% of scientists of their main subfield discipline in 2019, Stanford List. He was also recognised as Top Research Scientists Malaysia (TRSM) in 2018 and as one of the recipients of the Ten Outstanding Young Malaysian Award (TOYM) 2017, as well as the Institution of Engineers, Malaysia Young Engineer Award in 2015, the Global IChemE Young Chemical Engineer of the Year award in 2012. Prof. Ng also applied his R&D output in industrial consultation projects. Professor Santanu Bandyopadhyay is currently Praj Industries Chair Professor in the Department of Energy Science and Engineering at the Indian Institute of Technology Bombay (IIT Bombay). Prior to joining IIT Bombay, he worked for M/s Engineers India Limited, New Delhi. He is currently one of the Editors-in-Chief for Process Integration and Optimization for Sustainability (Springer Nature) as well as Associate Editors for Journal of Cleaner Production (Elsevier), Clean Technologies and Environmental Policy (Springer Nature), South African Journal of Chemical Engineering (Elsevier), and Transactions of the Indian National Academy of Engineering (Springer Nature). He is a fellow of the Indian National Association of Engineering (INAE).