Rajeshwar P. Sinha, a DAAD Fellowship awardee and a Fellow of the Society for Applied Biotechnology, India, is a Professor of Molecular Biology, at the CAS in Botany, at Banaras Hindu University (BHU), Varanasi, India. He received his Ph.D. (Biotechnology) from BHU, Varanasi. Throughout his academic career, he has visited countries such as Argentina, Austria, Belgium, Canada, China, Germany, Greece, France, Italy, Japan, Luxembourg, Norway, Poland, Republic of Korea, Spain, Switzerland, The Netherlands, UK and USA, contributing to the field of academics/research. His current research focuses on UV radiation effects on aquatic ecosystems (DNA damage and repair, phycobiliproteins, mycosporine-like amino acids, and scytonemin). He has published over 300 research papers/reviews/book chapters and edited/authored 7 books. He has over 9000 citations, with an h-index of 46 (Scopus, 27 November 2023).