Sen began his high-school education at St Gregory's School in Dhaka in 1940. From fall 1941, Sen studied at Visva-Bharati University school. He later went to Presidency College, Kolkata, where earned a B.A. in Economics, with a minor in Mathematics. In 1953, he moved to Trinity College, Cambridge, where he earned a second B.A. in Economics in 1955. He was elected President of the Cambridge Majlis. While Sen was officially a Ph.D. student at Cambridge (though he had finished his research in 1955-6), he was offered the position of Professor and Head of the Economics Department of the newly created Jadavpur University in Calcutta. He served in that position, starting the new Economics Department, during 1956 to 1958.