Educators have integrated instructor-produced audio files in a variety of settings and environments for purposes such as content presentation, lecture reviews, student feedback, and so forth. Few instructors, however, require students to produce audio files and share them with peers. The purpose of this study was to obtain empirical data on…

Much has been published in recent years about the desirable nature of facilitated interactions in online discussions for educational purposes. However, little has been reported about the roles that tutors actually adopt in real-life learning contexts, how these range between "tutoring", "managing" and "facilitating",…