Donald Rayfield is Emeritus Professor of Russian and Georgian at the University of London. In addition to his definitive biography of Chekhov (reissued in Faber Finds), his books include "The Dream of Lhasa: The Life of Nikolay Przhevalsky (1839-88), Explorer of Central Asia "and "Stalin and His Hangmen." His 'superb new translation' (William Boyd - "Guardian") of Gogol's "Dead Souls" was published in 2008.