This is a book about language and education in one of the smallest European Union memberstates Luxembourg. It presents the results of an ethnographic study of codeswitching and language ideologies among transnational lusodescendant youngsters attending a number of youth centres in Luxembourg city. It offers a comprehensive description of the processes of construction and negotiation of new emergent identities and ethnicities. The author considers the implications of these results for languageineducation policy including the EU policy of multilingualism. He criticizes mothertongue education and advocates instead the use of literacy bridges. Clearly argued and widely applicable this book is essential reading for students and researchers interested in multilingualism migration and education.