The current volume attempts to reassert the importance of the applied linguistics of language teaching. It assumes that the unique selling point of applied linguistics that distinguishes it from the many domains and sub-domains of psychology, education and language teaching is language. At its core it needs a coherent theory of language, whether this comes from linguistics or from some other discipline, a set of rigorous descriptive tools to handle language, and a body of research relevant to language teaching.
This is not to say that the language element has to dominate or that linguistics itself has to feature at all but that it does not count as applied linguistics of language teaching: