Gajanan R. Avachar M.Sc., B.Ed., Ph.D., is working as an Associate Professor and Head, Department of Mathematics, Shri Shivaji Science College, Nagpur. He has teaching experience of 26 Years at UG level and 2 years at PG level. He also has an administrative experience of 9 years as a Principal. His areas of interest are Mathematical Sciences and Relativity. He has organized the International Conference on Mathematical Sciences during 28-31, December 2012.