Vinay Kumar Tyagi is a Scientist at the Environmental Hydrology Division, National Institute of Hydrology, India, specializing in anaerobic digestion and energy-efficient wastewater treatment. With over 100 publications, including three-digit refereed articles and eight books, he has garnered significant academic recognition, such as being in the top 2% of scientists globally and receiving honors from Stanford University. Tyagi actively participates in professional organizations, including the International Water Association, and serves as an editor and reviewer for numerous journals. He has extensive international research collaborations in countries like Norway, Japan, and Spain, focusing on wastewater treatment and biomass recovery.