Dr. S. Santhosh Kumar, Assistant professor, Kanchi Mamunivar Centre for Postgraduate Studies, Govt. of Puducherry, is currently working in the fields of Nuclear Astro Physics, Radiation and Space Physics, Ayurved and Vedic Science. In 2003 he was appointed as Asst. Prof. by the Union Public Service Commission, Govt. of India, to U. T. of Puducherry, and he has held the positions of Asst. Professor and Head of the Department in Government institutes in the Union Territory. He has carried out a major research project sponsored by DST, Govt. of India, and collaborating with UGC-DAE CSR, Kolkata Centre. His expertise in multidisciplinary research made him as reviewer for more than 10 reputed journals. He has published more than 20 research papers in highly reputed International journals and 60 papers in conferences in the fields of his interest. He has organized a number of workshops/seminars and exhibitions to both school and college students. With more than 20 years of research, academic and administrative experience blended with progressive views and organizational strength he has demonstrated himself as a Nation Builder. In 2017, he has been awarded Dr. APJ Abdul Kalam award of Teaching Excellence-2017 and Dr. APJ Abdul Kalam award of Scientific Excellence-2017.