Bachelor of Science, Calcutta (India) University, 1959. Bachelor of Technology, Calcutta (India) University, 1962. Master of Technology, Calcutta (India) University, 1963.
Doctor of Philisophy in Physics, Calcutta (India) University, 1967.
Junior research fellow, U. Grant Commission, India, 1962-1964; senior research fellow, U. Grant Commission, India, 1964-1966; postdoctoral fellow materials research laboratory, Pennsylvania State University, 1966-1967; assistant professor electrical engineering, Pennsylvania State University, 1967-1968; assistant professor physics, Pennsylvania State University, 1968-1970; research associate, CUNY, New York City, 1970-1972; superintendent, mathematician, ONCG Government India, Dehradun, India, 1975-1978; senior mathematician, Bonn International Center for Conversion Research and Engineering Company Ltd., London, 1979-1981; senior director oil and gas reservoir, Oil and Natural Gas Corporation Government India, Ahmedabad, India, 1981-1987; professor acoustics and solid state physics, Bose Institute, Calcutta, since 1987. Member International Physics Olympiad Committee, since 1997.
Member Indian Physics Association (president 1996-1998), Indian Physical Society, Bose Institute Faculty Association (president since 1996).
Married Susan Frances Norris, September 10, 1968 (divorced February 1980). Children: Mark, Renu.