M. Mansoor Ahammed is currently a professor of Environmental Engineering at the Department of Civil Engineering, Sardar Vallabhbai National Institute of Technology Surat, India. He obtained his Bachelor of Technology in Civil Engineering from Government Engineering College, Thrissur, and M.Tech. and Ph.D. from the Indian Institute of Technology, Kanpur. His major areas of research interests include household water treatment, wastewater treatment and reuse, anaerobic treatment processes and use of waste materials in environmental engineering applications.

He has published more than fifty papers in high impact journals. He has guided five Ph.D. students and forty M.Tech. students. He was principal investigator for three research projects sponsored by different government agencies. Mukesh Khare is currently a professor emeritus in Environmental Engineering at Indian Institute of Technology, Delhi.

He obtained his Bachelor's and Master's degree in Civil Engineering from University of Roorkee and Ph.D. from University of Newcastle Upon Tyne, UK. He is leading the colleagues in Environmental Engineering Group in its commitment to make a major contribution to the academic development of IIT Delhi, and in furthering its national and international status as a great institute since he joined in 1990. Khare is a distinguished Civil/Environmental Engineer, with broad industrial experience in the air and water sectors, manifest in a strong portfolio of interdisciplinary research and more than 250 research publications in the refereed open literature.