RaveThe New York Times Book ReviewSims’s magnificent work of scholarship isn’t a birth-to-death biography of Conan Doyle but a more specific investigation into the events leading up to those fateful weeks in the late winter and early spring of 1886 ... Sims is himself an ingenious investigator. Among his most intriguing explorations is his teasing out of not just Conan Doyle’s personal history but the history of the detective story itself.