Language permeates every facet of international business in the 21st century. However, being aware of this multilingual reality is not enough. This book presents a case for recognizing and appreciating the importance of language, its multifaceted role and the range of effects it may have on internationalizing firms. Responding to the growing interest in the role of language in international business, this book presents language as a critical management challenge for the internationalizing firm. Several perspectives are explored, including the individual, the firm and the broader society in which language use is embedded. Empirical examples of language roles are identified through examining human resource management, international marketing and foreign operation modes and networks in business. Language in International Business reveals a fresh understanding of the complexity of the multilingual reality that internationalizing firms face.Students from undergraduate to PhD level studying international business and management, sociolinguistics or international business communication will benefit from the rich source of new research questions ascertained in this book. Business practitioners will find the book insightful, managerially-oriented, and easily accessible.