Dr. Mubarak Ahmad Khan, the former Chief Scientific Officer (CSO) and Director General of the Bangladesh Atomic Energy Research Establishment. He currently holds the position of Scientific Advisor at the Bangladesh Jute Mills Corporation, Ministry of Textiles and Jute in Bangladesh. His research mainly focuses on advancing sustainable technologies in nanotechnology, material science, biodegradable polymers, biomedical science, and applied science to address environmental and human health issues. He held roles in Germany as German Academic Exchange Service (DAAD) and the Alexander von Humboldt (AvH) Fellow, in Japan as The Japan Society for the Promotion of Science (JSPS) and The Matsumae International Foundation (MIF) Fellow, in Bangladesh as Bangladesh Academy of Sciences (BAS) Fellow, in Australia (University of New South Wells) as The International Atomic Energy Agency (IAEA) Fellow, in the USA (Michigan State University) as a visiting scientist. He was a part-time Professor at Dhaka University and Jahangirnagar University at Department of Nuclear Engineering and Chemistry, and visiting professor and examiner at various universities (public and private both) in Bangladesh. His name was published in Who’s Who in the World in 1998. He was also selected as a Fellow of IUPAC in Polymer Division. He is the author/co-author of above 700 (his research work has 14352 Google Scholar cited on 11 July 2024) publications including 21 book chapters and 8 patents. He supervised more than 300 M.Sc., 8 M.Phil. and 22 PhD students. Furthermore, he is credited with the development of numerous innovations, including the invention of a biodegradable polymer known as Sonali Bag® using jute, an advanced wound dressing material derived from cow bone, a liquid bio-fertilizer produced from textile effluent, and a natural plant growth promoter extracted from prawn shells. Notably, he is also the inventor of Jutin® (Jute Reinforced Polymer Corrugated Sheet). He received several national and international awards such as the Independence award (2024), the Bangladesh Academy of Science Gold Medal (2010), National Jute Award (2017), Federation of Asian Chemical Society (2017), National Environment Gold Medal Award (2019), Pollima Green Gold Medal Award (2019), MIT Solve award “Health Security and Pandemics” Challenge (2020) with a proposal for Environmentally Friendly Personal Protective Equipment (PPE), Natural Fibrenamics Award-ICNF2023 (2023) for his remarkable contributions to the scientific community. At present, he is the number one scientist in the Jute sector all over the World with respect to international publications cited by Scopus.