The idea that task-based learning can be facilitated through negotiated interaction has been a major object of research amongst scholars interested in task-based language teaching for at least 30 years. In this article, I focus largely on one particular type of negotiation--the negotiation of form (hereafter NoF). My purpose is not to cast doubt…

We have developed an English pronunciation learning system which estimates the intelligibility of Japanese learners' speech and ranks their errors from the viewpoint of improving their intelligibility to native speakers. Error diagnosis is particularly important in self-study since students tend to spend time on aspects of pronunciation that do…