Book excerpt: Now available in a fully revised and updated ninth edition, World News Prism provides in-depth analysis of the changing role of transnational news media in the 21st-century. Includes three new chapters on Russia, Brazil, and India and a revised chapter on the Middle East written by regional media experts Features comprehensive coverage of the growing impact of social media on how news is being reported and received Charts the media revolutions occurring throughout the world and examines their effects both locally and globally Surveys the latest developments in new media and forecasts future developments