M. S. Raghunathan is a prominent Indian mathematician known for his contributions to the fields of number theory and algebra. He has published numerous research papers and has been involved in various academic initiatives to promote mathematics in India. His work has garnered recognition both nationally and internationally. In addition to his research, Raghunathan has played a significant role in education, serving as a professor at Indian Institute of Science and contributing to the development of mathematical curricula. He is also associated with Indian National Science Academy, where he has been active in fostering scientific research and collaboration among mathematicians.