This document defines user-generated content and discusses its context and perspectives. It begins by defining user-generated content as material such as news, references, reviews, and articles produced by the general public rather than professionals. It then discusses the context of media fragmentation, evolution of personal technologies, and the shift from passive mass media to active user-generated content. The document outlines various theoretical perspectives on identity and networks as well as practical perspectives for organizations. It concludes by discussing levels of user sophistication and potential next steps.