Promethea Olympia Kyrene Pythaitha renamed herself at age 13, the year she graduated from Montana State University, with the belief that “her life, and its work, would have meaning.” A prodigy who had begun to read at nine months, Promethea grew up in poverty with her mother in Montana. But news of her talents spread throughout the Greek diaspora, bringing into their lives a benefactor who became obsessed with her education.