Isolation and a lack of support contribute to high attrition rates among novice teachers. Computer-mediated communication (CMC) is one mechanism for providing anytime, anywhere support to teachers. Previous research in this area has focused on structuring such discussions to encourage cognitive engagement, yet little attention has been paid to how…

Advocates of computer-mediated instruction have pointed to the potential of online teaching for facilitating students' active learning behavior. Small-group online discussion can have a role in meaningful student interaction. Yet, what is less known are the conditions under which students actually engage in interaction in online discussion groups…