Making the discussion of key topics accessible to a wider audience, each chapter is written by a leading expert and reflects on cutting-edge research issues. From well-established concepts, such as engagement and learning goals, to emerging ideas, including contagion and plurilingualism, this book provides easy to understand overviews and analysis of key contemporary themes. Helping readers understand a field which can appear highly technical and overwhelming, Researching Language Learning Motivation provides valuable insights, perspectives and practical applications.