Omkar, FNASc, associated with teaching for about 36 years and research for 44 years is a Former Head, Department of Zoology, University of Lucknow, Former Coordinator, UGC-SAP (DRS-II), DST-FIST, DST-PURSE, Centre of Excellence, Govt. of UP, programs. He has worked on 10 more projects of state/central funding agencies. He specializes in Environmental Toxicology and Entomology, with particular reference to the Insect Pest Management. He is Chief Editor, Journal of Applied Bioscience, Associate Editor, International Journal of Tropical Insect Science, and President, International Society of Applied Biology.