Dr. Sanjay Kumar Gupta began his research career in 1999 at CSIR-Indian Institute of Toxicology Research, Lucknow, India, previously known as the Industrial Toxicology Research Centre. His doctoral degree was awarded in 2010. He did two years (2012-14) post-doctoral research at the Institute for Water and Wastewater Technologies, Durban University of Technology, South Africa. He received an award as “one of the top post-doctoral fellows? for four years for his meritorious research contributions. Dr. Gupta’s research interests lie in environmental monitoring and ecotoxicological risk assessment, water and wastewater, algal technologies for bioremediation and biofuel production. He has co-edited three books. One of his book entitled “Algal Biofuels? is among the top performing 25% books of the subject since publication in 2017. His two co-edited books on “Catalysis for Clean Energy and Environmental Sustainability? are in press. He is a reviewer for more than 50 international journals. He has published 48 research articles in peer-reviewed high-impact international journals, 36 book chapters with reputed international publishers.