PositiveThe San Francisco ChronicleReaders will soon forget that Larson\'s work is nonfiction and, instead, imagine that they are holding a fictional page-turner … Although Larson believes the number is exaggerated, Holmes is said to have been responsible for 200 ghastly murders. In Chicago, during the fair, ‘it was so very easy to disappear’ … In Larson\'s book, Holmes represents the antithesis of the White City.