Manjul Bhargava, R. Brandon Fradd Professor of Mathematics at Princeton University, interacts with students of Bishop Cottons Boys School on the wonders and values of mathematics, organised by Dr Rohan Murthy of Infosys Science Foundation who is also an alumni of the school, in Bangalore on January 21, 2015. Bhargava is the winner of the 'Fields Medal', the highest honour in Mathematics akin to the Nobel. AFP PHOTO/MANJUNATH KIRAN        (Photo credit should read MANJUNATH KIRAN/AFP/Getty Images)