If Hollywood wanted to make a film about Oxford University, the casting team would have to find someone to play Jeremy Catto. Born in 1939, this composite of Goodbye Mr Chips, Porterhouse Blue, and C.P. Snow was the quintessential Oxford don. A gifted teacher, noted scholar, and devoted college man, he enjoyed the most extraordinary network and seemed to know everyone: he was friends with Bryan Ferry, became Harold Macmillan's drinking companion, taught Princess Margaret her family's histo...