This is the first book dedicated exclusively to presenting the current state of scholarship on multilingual development and language use among adolescents. Drawing upon the fast-growing interdisciplinary field of youth studies, the book provides a detailed examination of the linguistic, cognitive, and literacy development of multilingual teenagers in home, school, community, and global contexts.Areas covered include: • effective needs analysis • using the CEFR as a resource for course planning • writing scenarios for classroom teaching and assessment • triangulating course objectives, materials, and learners' goals • key terminology Extra resources are available on the website: www.oup.com/elt/teacher/lcp Brian North is a co-author of the CEFR and of its companion volume, and was Chair of Eaquals from 2005 to 2010. Mila Angelova is the Academic Vice Chair of Eaquals and Head Director of Studies at AVO Language and Examination Centre, in Sofia. Elzbieta Jarosz is a member of the Eaquals Certification Panel and is the Academic Director of Gama College, in Krakow. Richard Rossner is a co-founder of Eaquals, and a co-author of the European Profiling Grid and the Eaquals Framework.