Since 2014, he is a Principal Scientist & ICAR-National Fellow working at ICAR-Indian Veterinary Research Institute, Izatnagar, India. He has acquired advance training in Molecular Virology from University of Minnesota, USA (2005) and Division of Virology, University of Ottawa, Ontario, Canada (2013). He did his Post-doctoral research (2002) at University of Minnesota, Saint Paul, USA. Due to his significant contributions in the field of animal virology he has been recognized with several prestigious National, State and Academy awards and honours including ICAR-Jawaharlal Nehru Award. He is also Fellow of Indian Virological Society and member study group on Picobirnaviridae and Birnaviridae viruses of International Committee on Taxonomy of Viruses (ICTV). He is Member-Managing Committee World Society of Virology. He has supervised 3Ph.D. and 17M.V.Sc. students. Has authored 5 books, 25 book chapters, and published 185 scientific research and review articles in reputed journals. He is the Editor-in-Chief of Journal of Immunology Immunopathology and also edited special issues of Springer’s journal “VirusDisease?, Bentham’s journal, “The Open Virology Journal?, and “Journal of Current Drug Metabolism? on emerging thematic areas.