Since the 1960s, Ursula K. Le Guin has been respected by critics both inside and outside of the science fiction genre and by the general reading audience. She was the first female writer to build her reputation within the science fiction world, although other women, notably Doris Lessing, had crossed over into the genre before her. Philippa Maddern credited Le Guin as "the one writer who did the most" to take science fiction "away from adventure stories and the cerebral solutions of physical problems and toward the contemplation of anthropological, ethnological and psychological truths." The Left Hand of Darkness is the book that caught critics' attention. As thought-provoking as most reviewers found it to be, many still confined the book and its author in the narrow category of her gender even as they admitted that the importance of her work went beyond the narrow category of...