He received his Ph. D. in organic photochemistry in 1985 and D. Sc. in physical chemistry of surfactants in 1996. Prior to his arrival to the U.S. in 1987, he served as a senior scientific officer with the Department of Atomic Energy of India, specializing in many aspects of chemistry. He worked as a postdoctoral research scientist (1987-1989) and associate research scientist (1994-1996) at the Langmuir Center for Colloids and Interfaces and the Chemistry Department of Columbia University, New Y...