Essential McLuhan 30 period, but usually in connection with other interests. Whereas in the literature of crime detection the concentration of specialized thrill is crudely focused on the hunt and the kill. During the fifty years between Poe’s Dupin and the appearance of Holmes, the European cult of Fenimore Cooper’s redskins provides the necessary explanation of the rise of that hybrid of aesthete and man-hunter which dominates the popular mind today. The noble savage, utterly above society and commerce, with his unspoiled faculties of a superhuman perfection and keenness, his nose for danger, his eye for clues, and his stomach for scalps—here is the complex image built up sentimentally by Rousseau, digested by Darwin, and expressed by Doyle as the type at once of the sleuth and of the scientific mind.