He was fascinated, as he later explained, by “the homicidal mentality,” and felt confident that readers would share his interest. Lurid tales of real-life murders were a staple of pulp magazines. But Capote wanted to elevate this tawdry genre into art, using careful reporting, subtle characterization, and (in his own immodest explanation) his “20/20 eye for visual detail.” He announced (with further immodesty) that “In Cold Blood” marked the advent of a new form, the “nonfiction novel,” which employed “the techniques of fictional art but was nevertheless immaculately factual.”journey-inline-newsletterinline-newsletter