Capturing the multifaceted nature of CLIL, this Handbook spans levels of education and linguistic, geographical and socio-political contexts. It is a timely synthesis of CLIL research and practice, with perceptive insights for future development. This comprehensive handbook will be a valuable resource for CLIL researchers and teachers alike.-- Tarja Nikula, University of Jyväskylä, FinlandWith its impressive range of topics covered by leading scholars in CLIL, this Handbook will be a crucial and valuable source of relevant knowledge and cutting-edge thinking, and a treasured resource for students, researchers, teacher educators and last, but far from least, teachers engaged in bilingual education.-- Ute Smit, University of Vienna, Austria