I first read Mary Shelley’s Frankenstein; or, The Modern Prometheus when I was in junior high. Like most people, I was indoctrinated first by the Hollywood iterations of the story and only knew “Frankenstein” as Boris Karloff, and was surprised by the novel and the way in which the ideas of monstrosity were not associated with the creature, but with Dr. Victor Frankenstein. In particular, I was taken by the humanity and intelligence of “the monster,” who articulately narrates a significant portion of the book. The novel remains one of my favorites, and I have returned to it several times in my life. But the novel is problematic, in many ways. In particular, the characters outside of Victor and the “Monster” are never fully developed and their motivations and personalities are never fully explored in the epistolary nature of Shelley’s work. Unnatural Creatures , by Kris Waldherr, corrects this flaw and presents Frankenstein in its full human and emotional potential by focusing no...