多言語・多文化共生社会のために必須のテーマ。その言語学のみならず公共政策、政治学、経済学、社会学、教育学にかかわる広い射程を重要トピック別に解説する全39章。This comprehensive and authoritative survey includes original contributions from leading senior scholars and rising stars to provide a basis for future research in language policy and planning in international, national, regional and local contexts. The handbook approaches language policy as public policy that can be studied through the policy cycle framework. It offers a systematic and research-informed view of actual processes and methods of design, implementation and evaluation.