Facebook claims that it is building a "global community." Whether this sounds utopian, dystopian, or simply self-promotional, there is no denying that social-media platforms have altered social interaction, political life, and outlooks on the world, even for people who do not regularly use them. In this book, Roberto Simanowski takes Facebook as a starting point to investigate our social-media society--and its insidious consequences for our concept of the self.