Doctor of Philosophy, Saurashtra University, Rajkot, 1990.
Senior scientist CDRI, Council for Scientific and Industrial Research, Govt of India, Lucknow, India, NIIST, Council for Scientific and Industrial Research, Government of India, Trivandrum, India, since 1995.
Son of Gopalan Knights of Columbus and Vasanthi PK. Married Resmi CP, April 1, 1994. Children: Arjun Raghu, Krishna Raghu.