Dr Anju Agrawal did her Doctor of Philosophy from Lucknow University, Lucknow, in the year 1986 but her work was carried in Central Drug Research Institute, Lucknow. Presently she is working as Associate Professor in S N Sen B V P G College, Kanpur which is associated to Chattrapati Sahuji Maharaj University, Kanpur. She has 13 books to her credit and 10 book chapters. Her current area of research is amoebias, malariology and toxicology. Dr. Krishna Gopal, Senior Principal Scientist, Aquatic Toxicology Division, Indian Institute of Toxicology Research, Lucknow, is a distinguished Toxicologist. During his long research journey, he has developed expertise on standardization of modern techniques to assess the severity and mechanism of toxicity and physiological consequences viz. neurobehavioral, neurotransmitters and series of hormone induced tissues and hematological changes in freshwater fish exposed to xenobiotics. His current area of research is related to assess waterbornediseases at different developmental stages, environmental risk on direct exposure and indirectly through food chain, drinking water quality, biotoxins and emerging pollutants of global concern. He is credited with 2 patents and more than 120 research papers in the journals of repute. He has edited 5 books and more than 10 book chapters in his research domain.