I first heard Madhusree Mukerjee talk about her research on British imperial policy and the Bengal famine of 1943 about three years ago when she was visiting Oxford to study the Cherwell Papers at Nuffield College. She talked about it over lunch with me at St Antony’s and it sounded like a most interesting line of enquiry. Her book Churchill’s Secret War: the British Empire and the Ravaging of India during World War II (Basic Books, New York 2010) appeared late last summer. A few pages into the book – and I knew this was a game-changer. I contacted my colleague Faisal Devji, who runs the South Asia History seminar. Faisal invited Mukerjee to speak and she gave her very …