Involved in teaching profession (College followed by University) for nearly 17 yrs. Subject area Entomology, Diptera (Nematocera) and Strepsiptera and systematics. In research for more than 20 yrs. Produced 3 Ph. D. and @ M.Phil students. Carried out 3 major and 1 minor research projects. Now carrying out 1 major project of Culicoides diversity in West Bengal, India. Published ~ 50 papers of international repute.