This study compares dialogic behavior in asynchronous course forums from blended learning environments with "non"-mandatory student participation at a campus-based college and at a distance education, Open University. The goal is to document similarities and differences in students' and instructors' dialogic behavior that occur in two similar…

The objective of this study was to determine the relationship between disciplinary difference (exact and natural sciences versus humanities) and the dialogic behavior that occurred in Open University course forums. Dialogic behavior was measured in terms of students' and instructors' active participation in the forum (posting a message) as well as…