1. Introduction: sociolinguistic theory and the practice of sociolinguistics Nikolas Coupland; Part I. Theorising Social Meaning: 2. The 'push' of Lautgesetze, the 'pull' of enregisterment Michael Silverstein; 3. Variation, meaning, and social change Penelope Eckert; 4. Indexicality and ethnography Alexandra Jaffe; 5. Sociolinguistic differentiation Susan Gal; Part II. Language, Markets and Materiality: 6. Treating language as an economic resource: discourse, data and debate Monica Heller and Alexandre Duchene; 7. Theorizing the market in sociolinguistics Helen Kelly-Holmes; 8. Embodied sociolinguistics Mary Bucholtz and Kira Hall; Part III. Sociolinguistics, Place and Mobility: 9. Mobile times, mobile terms: the trans-super-poly-metro movement Alastair Pennycook; 10. Sedentarism and nomadism in the sociolinguistics of dialect David Britain; 11. From mobility to complexity in sociolinguistic theory and method Jan Blommaert; Part IV. Power, Mediation and Critical Sociolinguistics: 12. Critical debates: discourse, boundaries and social change Sari Pietikainen; 13. Theorizing media, mediation and mediatization Jannis Androutsopoulos; 14. Foucault, Gumperz and governmentality: interaction, power and subjectivity in the twenty-first century Ben Rampton; Part V. Sociolinguistics, Contexts and Impact: 15. Are there zombies in language policy? Theoretical interventions and the continued vitality of (apparently) defunct concepts Lionel Wee; 16. Quantitative sociolinguistics and sign languages: implications for sociolinguistic theory Ceil Lucas and Robert Bayley; 17. Theorising language in sociolinguistics and the law: (how) can sociolinguistics have an impact on inequality in the criminal justice process? Diana Eades; Part VI. The Evolution of Sociolinguistic Theory: 18. Succeeding waves: seeking sociolinguistic theory for the twenty-first century Allan Bell; 19. Language theory in twenty-first-century sociolinguistics: beyond Dell Hymes? Barbara Johnstone; 20. Five Ms for sociolinguistic change Nikolas Coupland.