Book excerpt: This volume is a collection of contemporary commentaries on international communication issues, with the concept of national sovereignty as the departure point. Offering readers an introduction to current and emerging concerns, it provides the basic analytical tools needed to understand the issues involved. Problems are examined from the perspectives of journalism, social sciences, international politics, law, and emerging technology; topics include mass media communication across borders, communication satellites, and Third World nations and the need to establish a new world information order.