The volume presents current views on the achievements made in the study of Systemic Functional Linguistics in both theory and application, and on the potential domains and directions for its further development. The first part addresses issues on strengthening theoretical research and description in system network, on deepening our understanding of the concept of choice and of consequences arising from making choices in particular social contexts. It also makes comparisons of different models within SFL and if similarities and differences between SFL and another linguistic model. Part Two...