Brij Kishore Tyagi currently serves as the Professor of Practice in the Department of Biosciences, University Institute of Biotechnology, Chandigarh University, Mohali (Punjab), India, as well as the Advisor at Vellore Institute Technology, India, and the Consultant at Reckitt Benckiser, Gurugram (Haryana), India. He completed his MSc (zoology) in 1974 and Ph.D. (entomology/zoology) in 1978. He joined the Malaria Research Centre (now the National Institute of Malaria Research) in 1981 on a WHO- TDR (World Health Organization- Special Programme for Research and Training in Tropical Diseases) research project on tribal malaria in south Gujarat, and subsequently the ICMR (Indian Council of Medical Research) mainstream as Senior Research Officer at Vector Control Research Centre, Pondicherry, in 1984, and as Assistant Director and later Deputy Director at Desert Medicine Research Centre, Jodhpur, in 1988. He finally joined as a Scientist 'F' (Joint Director) (2000) and subsequently Scientist 'G' (Director) and Director- in- Charge (2005/07) at the Centre for Research in Medical Entomology, Madurai (Tamil Nadu State), through a 35-years- long and highly distinguished career in diverse medico- entomological research, particularly the various VBDs, in most of the states and UTs (Union Territories) in the country. He retired from the ICMR Service in 2013, with two- year extensions to 2015, with all administrative powers. He was appointed first as the Visiting Fellow, followed by Visiting Professor at Bharathidasan University, Trichy (TN) (2015-16), and subsequently as Visiting Professor at Punjabi University, Patiala (Punjab) (2017-19). He has authored more than 700 scientific titles and 43 books, including a training manual, Biosafety for Human Health and the Environment in the Context of the Potential Use of Genetically Modified Mosquitoes (GMMs): A Tool for Biosafety Training Based on Courses in Africa, Asia and Latin America, 2008-2011, published by the World Health Organization (2015).