Spilt into two volumes, this new edition includes 27 new chapters and covers a wide range of topics, Volume 1 is organised into two sections: Language Learning and Education and Key Areas and Approaches in Applied Linguistics and Volume 2 also two sections: Applied Linguistics in Society and Broadening Horizons.

Li Wei is Director and Dean of the UCL Institute of Education at University College London, UK, where he is also Chair of Applied Linguistics. He is Editor of International Journal of Bilingual Education and Bilingualism and Applied Linguistics Review. He is Fellow of the British Academy, Academia Europaea, Academy of Social Sciences (UK), and Royal Society of Arts (UK).

Zhu Hua is Professor of Language Learning and Intercultural Communication and Director of the International Centre for Intercultural Studies at University College London, UK. She is an elected Fellow of the Academy of Social Sciences (UK) and an elected Fellow and board member of the International Academy for Intercultural Research. She is Chair of the British Association for Applied Linguistics (BAAL), 2021-2024.

James Simpson is Professor in the Division of Humanities at the Hong Kong University of Science and Technology. He is the Director of the MA programme in International Language Education. He was formerly in the School of Education, University of Leeds, UK.

Introduction: Applied linguistics in the contemporary world -- Li Wei, Zhu Hua and James Simpson

PART I Applied linguistics in society

1. Multilingualism -- Jasone Cenoz and Durk Gorter

2. Language and migration -- Mike Baynham and James Simpson

3. Language policy and planning -- Lionel Wee

4. Family language policy - Kendall A. King

5. Critical discourse analysis, critical discourse studies, and critical applied linguistics- Karin Zotzmann and John P. O'Regan

6. Digital language and communication - Caroline Tagg

7. Intercultural communication - Zhu Hua

8. Institutional discourse -Zsófia Demjén and Miguel Pérez-Milans

9. Medical communication -- Sarah Collins, Sarah Peters and Ian Watt

10. English for professional communication: A critical genre analytical perspective -- Vijay K. Bhatia and Aditi Bhatia

11. Identity -- Bonny Norton and Monica Shank Lauwo

12. Gender and sexuality - Helen Sauntson

13. Language and race - Jennifer B. Delfino and H. Samy Alim

14. Politics and applied linguistics - Philip Seargeant

15. World Englishes and English as a lingua franca -- Andy Kirkpatrick and David Deterding

PART II Broadening Horizons

16. Sign languages -- Bencie Woll and Rachel Sutton-Spence

17. Lexicography -- Thierry Fontenelle

18. Translation and interpreting -- Mona Baker and Luis Pérez-González

19. First language attrition: bridging sociolinguistic narratives and psycholinguistic models of attrition - Beatriz Duarte Wirth, Anita Auer and Merel Keijzer

20. Clinical linguistics - Vesna Stojanovik, Michael Perkins and Sara Howard

21. Language and ageing - Lihe Huang

22. Forensic linguistics - Tim Grant and Tahmineh Tayebi

23. Linguistic ethnography -- Karin Tusting

24. Posthumanism and applied linguistics - Kelleen Toohey

25. Social semiotics and multimodality -- Theo van Leeuwen

26. Linguistic landscapes - Robert Blackwood and Will Amos

27. Minoritised/Indigenous language revitalization - Nancy H. Hornberger and Haley De Korne

28. Endangered languages - Julia Sallabank and Peter K. Austin

29. Ecolinguistics in practice -- Stephen Cowley

30. Translanguaging -- Li Wei