David Lasagabaster is associate professor of English Studies at the University of the Basque Country. He has published on second language acquisition, foreign language teaching methodology, bilingualism and multilingualism. His latest publications include the volume Trilingüismo en la enseñanza. Actitudes hacia la lengua minoritaria, la mayoritaria y la extranjera (2003) published in Lleida by Milenio Educación and the co-edited (together with Juan Manuel Sierra) volumes Multilingüismo y multiculturalismo en la escuela (2005) and Multilingüismo, competencia lingüística y nuevas tecnologías (2005), both published in Barcelona by Horsori. Ángel Huguet is Lecturer at the Faculty of Educational Sciences of the University of Lleida, Catalonia, Spain. His research line during the last ten years has been focused on multilingualism and bilingual education. His current interests are oriented towards equal opportunities at school in contexts of immigration. His latest publications include the volumes El conocimiento de la lengua castellana en alumnado inmigrante escolarizado en 1° de ESO. Un estudio empírico (2005) co-authored with José Luis Navarro and published in Madrid by the Spanish Ministry of Education and Science, and Fundamentos en educación bilingüe (2006) co-authored with José María Madariaga and published in Bilbao by the University of the Basque Country.