Professor Omkar has over three decades of teaching experience and has been actively involved research for nearly four decades. He is currently a Professor and Former Head of the Department of Zoology, University of Lucknow, Lucknow-226 007, India. He is a fellow of the National Academy of Sciences, India, and several other professional bodies. He was also a recipient of the Young Indian Zoologist of 20th Century Gold Medal (2000) by the Zoological Society of India; Prof. T. N. Ananthakrishnan Foundation Award (2012); Rescholar Award of Excellence in Agricultural Entomology by the Association of Entomologists, Patiala (2014); Prof. G. S. Shukla Gold Medal by the Academy of Environmental Biology, India (2014) and the Prestigious Saraswati Samman by Govt. of Uttar Pradesh (2017). His research focuses on identifying and harnessing the potential of beneficial insects, in particular ladybird beetles, for which he is globally recognized. He has completed ten research projects funded by state and central government agencies. He is author of several books and journal articles on this theme.