Sri. H S Mahadeviah is a Mathematics teacher of great repute with nearly 40 years of teaching experience. Over the years, he has helped a very large number of students achieve excellence and has even inspired many to take up teaching Mathematics as a profession. With a wide repertoire, he has taught at the +2, degree and engineering levels. His contribution is significant in training Mathematics teachers at various high schools and colleges all over Karnataka. Currently, he is faculty member of BASE.