He has been responsible for designing, developing and teaching a wide variety of courses. In the area of ESP service teaching he has taught mainly 'English for Engineering', 'English for Building and Architecture', and 'English for Biology and Chemistry'. In the Department's undergraduate courses he teaches mostly listening and speaking proficiency skills and conceptual courses such as those dealing with corporate training. The postgraduate courses he teaches are mainly concerned with such topics as learner autonomy and critical pedagogy. Dr Miller's main areas of research have focused on self-access language learning , and academic listening, and he has co-authored two books in these areas for Cambridge University Press - Establishing Self-Access: from Theory to Practice (1999) and Second Language Listening: Theory and Practice (2005).