At the height of the Victorian era, a daring group of artists and thinkers defied the reigning obsession with propriety, testing the boundaries of sexual decorum in their lives and in their work. Dante Gabriel Rossetti exhumed his dead wife to pry his only copy of a manuscript of his poems from her coffin. Legendary explorer Richard Burton wrote how-to manuals on sex positions and livened up the drawing room with stories of eroticism in the Middle...