Dr. Mejdi Jeguirim is a Professor at the University of Haute Alsace (France) in the field of energy, process engineering, and kinetics modeling. He has two main research interests, namely biomass valorization (pyrolysis, gasification, and combustion) and exhaust gas treatment (NOx and soot abatement as well as volatile organic compounds’ elimination). He is a prolific author of journal articles and book chapters and is a member of the editorial board of the following international journals: Energy (Elsevier), Energies (MDPI), Energy for Sustainable Development (Elsevier), Biofuels (Taylor & Francis), International Journal of Green Energy (Taylor & Francis). He has received the French National Research Excellence Award for researchers with a high level of scientific activity for the 2009-2012, 2013-2016, 2017-2020 and 2021-2024 periods. Since 2019, Dr. Jeguirim has been added to the World’s Top 2% Scientists list established by Stanford University in collaboration with Elsevier. For Elsevier, he is also the series editor of the Advances in Renewable Energy Technologies series. Dr. Besma Khiari is a Professor at the University of Carthage (Tunisia) in the field of energy and environment processes, applied mainly to wastes. Recovery from urban, agricultural and industrial wastes is the main objective of the different papers, books, academic supervisions and industrial projects, she took part in. Her expertise in the area best met the needs and expectations of professionals such as engineering companies, design offices, health services, environmental businesses and units.