When Martin Scorsese finally won an Academy Award in 2007, for The Departed, it was widely viewed as the crowning achievement of a remarkable film career. But what it also represented was an acceptance by Hollywood of a man who became a prestigious auteur precisely because of his status as an outsider from New York. For someone with a high-culture reputation like Scorsese's, this middlebrow sign of respectability was not about cultural standing; rather, it was about using and even sacrificing his distinctive outsider status for a greater share of industry authority within the world of...