The enormous scope of the Internet can lead us to assume that as the online community grows, our world grows smaller and more cosmopolitan. In Digital Cosmopolitans, Ethan Zuckerman explains why the technological ability to communicate with someone does not guarantee human interaction or the healthy exchange of information and ideas. Combining the latest psychological and sociological research with current trends both online and off, Digital Cosmopolitans highlights the challenges we face and the headway being made in creating a world that is truly connected.