Dr. B.J. Wadher is a Professor and Head at Post-graduate Teaching Department of Microbiology, RTM Nagpur University, Nagpur. He has vast teaching experience of more than 33 years teaching Medical Microbiology and Virology to post-graduate students. He has guided students for their Ph.D. and published several research papers in National and International Journals. His research is focused mainly on citric acid as a potent inhibitor of bacteria causing diseases. He is a recipient of Post-doctoral fellow from King College, London. He is author of two textbooks, Manual of diagnostic Microbiology and Basic Immunology. He is also Life Member Scientific Societies-IAMM, AMI. HIS. JMW.