Economic historian, democratic socialist, educator, and British labor party activist, R. H. Tawney touched many worlds. His life, too, spanned great distance and change. When he was born in Calcutta in 1880, Gladstone, Tennyson, and Queen Victoria were flourishing and the British Empire was approaching its height. By the time of his death in 1962, the Empire had shrunk to a few tourist islands, and socialism, once so shocking, was now commonplace...