Valperga, published in 1823 and reprinted here for the first time, was Mary Shelley's second novel, the successor to Frankenstein. Set in fourteenth-century Tuscany, the novel shares certain structural features with the popular fictions of Sir Walter Scott, most notably the novel Ivanhoe with its contrasting heroines, but Mary Shelley's work pointedly challenges Scott's model, inverting his masculinist and conservative outlook, foregrounding the lives...