In this complete survey of the theories, methods, and key findings within applied linguistics, students are introduced to core research questions and the various approaches to tackling these. * Provides a comprehensive introduction to this interdisciplinary field of research and practice, dealing with practical issues of language and communication * Takes a problem-solving approach, introducing students to key research questions and guiding them through the various ways of tackling these * Features additional study aids throughout, including chapter outlines, learning objectives, key terms, research questions and answers, study questions, and recommended further readings * Enables students to identify every-day language and communication issues, and to draw on their own personal experiences * Edited by a leading figure in the field, heading up an experienced and interdisciplinary team of contributors from the renowned department of applied linguistics at Birkbeck College, University of London - resulting in unique combination of knowledge, skills, and strength from scholars who teach and research together