In her groundbreaking and innovative study, the author takes us on a fascinating journey through some of Madrid's multilingual and multicultural schools and reveals the role played by linguistic practices in the construction of inequality through such processes as what she calls "de- capitalization" and "ethnicization". Through a critical sociolinguistic and discourse analysis of the data collected in an ethnographic study, the book shows the exclusion caused by monolingualizing tendencies and ideologies of deficit in education and society. The book opens a timely discussion of the management of diversity in multilingual and multicultural classrooms, both for countries with a long tradition of migration flows and for those