Scientists from Kolkata Bengali scientists Alumni of Imperial College London University of Calcutta alumni Recipients of the Padma Shri in science & engineering Fellows of the Indian National Science Academy Fellows of the Indian Academy of Sciences Fellows of The National Academy of Sciences, India Jawaharlal Nehru Fellows Fellows of the Indian National Academy of Engineering 20th-century Indian physicists Fellows of the International Association for Pattern Recognition Recipients of the Shanti Swarup Bhatnagar Award in Engineering Science Scientists from West Bengal