Dr. Mihir Kumar Purkait is a Professor in the Department of Chemical Engineering at the Indian Institute of Technology Guwahati, Assam, India. His current research activities are focused in four distinct areas viz. i) advanced separation technologies, ii) waste to energy, iii) smart materials for various applications, and iv) process intensification. In each of the area, his goal is to synthesis stimuli responsive materials and to develop a more fundamental understanding of the factors governing the performance of the chemical and biochemical processes. He has more than 20 years of experience in academics and research and published more than 300 papers in different reputed journals (Citation: >16,500, h-index = 75, i-10 index = 193). He has 12 patents and completed 43 sponsored and consultancy projects from various funding agencies. Dr. Dibyajyoti Haldar is currently a postdoctoral fellow at the Centre for the Environment, Indian Institute of Technology Guwahati (IITG), India. He obtained his PhD in Chemical Engineering from the National Institute of Technology Agartala (NITA), India, and his MTech in Environmental Science and Technology from the National Institute of Technology Durgapur (NITDGP), India. His research work includes conversion of lignocellulosic biomass into fermentable sugars, enzymatic hydrolysis and kinetics, biofuels, and formation of value-added products derived from agricultural wastes and processes intensification. He has published 12 scientific research and review papers in various reputable international journals. He is the author of several book chapters and a book published by Elsevier. During his PhD, he received the best oral presentation award in a one-day workshop on “'Current Trends in Scientific Research” at Research Scholars’ Day 2018 organized by the National Institute of Technology Agartala, India. He is a potential reviewer of several international journals. He has attended several conferences of national and international repute.