Frontmatter -- Acknowledgements -- Contents -- Introduction -- Part 1: Tensions between language policies and language practices -- 1. Language policies versus language practices: A new language conflict? -- 2. Multilingualism and immigration in the educational system: The case of Italian schools -- Part 2: Responses to multilingual challenges in the field of societal practices -- 3. Rescaling the problem of language difference: Some observations for policy and practice of language support in an era of globalisation -- 4. "Only dirty things!" Functions of mother tongue use in collaborative group work -- Part 3: Responses to multilingual challenges in the context of family policies and practices -- 5. Urban multilingualism and family language policy -- 6. Multilingual family practices: An interactional study -- Part 4: New ways of mapping multilingual proficiency -- 7. Sociopragmatic competence and second language acquisition: Learners of English in a study abroad context -- 8. The building of textual cohesion in the narrations of bilingual children: Implications for bilingualism and multilingual societies -- Conclusion -- Index