This Companion features 35 original essays on the complexity of globalization and its diverse and sometimes conflicting effects. Written by top scholars in the field, it offers a nuanced and detailed examination of globalization that includes both positive and critical evaluations. The essays focus on key questions in the debate surrounding globalization: does globalization bring with it more or less inequality? How is power distributed globally? What role does technology play? What is the significance of the nation-state in contemporary globalization? The volume also explores the often overlooked underbelly of globalization, including coverage of international terrorism, sex trafficking, corruption, war, and environmental problems. A Companion to Globalization introduces the major players, theories, and methodologies, and explores the major areas affected by globalization including the environment, media and communication, and economic and social relationships.