This exploratory analysis examined the nature of asynchronous, text-based communication in peer-directed educational discussions. The nature of communication changed over time and women exhibited greater tendency for epistolary communication than men. Initial posts, which were expository in nature, focused on disseminating information whereas…

There is increasing interest in creating frameworks for online discussions to improve learning outcomes in higher education environments. Many of these frameworks rely on and promote argumentation-based "challenge" models as the primary mode of discourse. This study tested one existing framework, created by Gunawardena, Lowe, and Anderson (1997),…

Podcasting facilitates the timely delivery of digital audio content such as MP3 files to a user's desktop, as it becomes available. The authors believe it holds tremendous potential as a low-cost, low-barrier tool for mobile ubiquitous learning, given the large uptake of portable music players. This paper explores some of the possibilities for…