Arthur E. Morgan (1878-1975) was a visionary who responded to a very high calling--the building of a perfect community, one based upon the bedrock of morality. He belonged to that late nineteenth-century generation of half-geniuses who were dramatically shaped by the conflict between religion and science. By the time of World War I he had become an archetypal progressive, a nationally recognized flood-control engineer, and a committed moral reformer. At heart he was a professed Utopian, dreaming of building a community whose center was education and whose foundation was strong moral...