Robert Service is professor of Russian History at Oxford University, a fellow of St Antony's College and an associate fellow of the Hoover Institution. His other books include biographies of Lenin, Stalin and Trotsky, a textbook on the Russian Revolution and Russia: Experiment with a People, from 1991 to the Present as well asComrades. Communism: A World History. He writes and broadcasts for the media and is a fellow of the British Academy.