This book makes a significant & very timely contribution to furthering professional understanding of CLIL (Content & Language Integrated Learning) The first part brings together the outcomes of CLIL implementation initiatives in different educational sectors in Spain which reflect regional possibilities & priorities The second part takes a critical look at a variety of teacher education models both in-service & pre-service Linking classroom initiatives with teacher education underlines the importance of addressing this often neglected or ignored area Quite simply without appropriate teacher education programs the full potential of CLIL is unlikely to be realised & the approach would be unsustainable This publication provides the reader with practical suggestions & raises issues for further reflection The contributors have embraced the 'educational challenge' & in doing so have made a significant contribution to disseminating CLIL practice across Europe & further afield by raising issues & questions which need to be addressed through future class-based inquiry & scientific research The collection of case studies is also a celebration of the hard work endeavour & constant drive by practitioners teacher educators & researchers to give our young people the best linguistically-rich learning experiences they can possibly have throughout their schooling & further studies -Professor Do Coyle University of Aberdeen