Prof C.N.R. Rao, a Bharat Ratna and recipient of over 60 honorary doctorates from across the world, worked at the department of chemistry at IIT Kanpur during the early and middle parts of his distinguished career. He is now Linus Pauling research professor and honorary president at the Jawaharlal Nehru Centre for Advanced Scientific Research, Bangalore. He took Outlook’s questions on the quality of our IITs: