One important dimension of classroom group dynamics & collaboration is how much each person contributes to the discussion. With the goal of measuring how much each student speaks, we investigate how automatic speaker diarization can be built to handle real-world classroom group discussions. We examine key design considerations such as the…

This qualitative study explores three years of data from an ongoing professional development program for alumni of one university's varied teacher education programs. Participants cross secondary grade levels and disciplines. Researchers examine what transpires when controversial topics are raised within this diverse teacher discourse community.…

This naturalistic case study investigates the problem posing patterns that emerge as four small groups of 12 year old students in Western Canada work collectively on a structured mathematics task. A method of data analysis is introduced that blurs the data to create transcript "tapestries" providing visual evidence of collective patterns…

Collaborative learning is something that all students will employ once they finish their formal education, and while it isn't something that can be objectively tested by standardized exams, it is something that can be taught. Learning to work in groups is simultaneously a way of learning and a skill worth learning. Teachers should acknowledge that…

In a group situation, something goes wrong but no individual feels personal responsibility. This is called the "pie" phenomenon because everybody has a piece of the action, but all believe they are innocent. Each contributes to contagion and chaos but all say, "We didn't do nothing." In this article, the author, a pioneer in work with troubled…

The purpose of this study was to explore group forming strategies by examining participation behaviours during whole class discussions associated with active participation in a following small group activity. Written communication data, posted in class discussion forums (843 messages/70,432 words) and small group forums (732 messages/59,394…

This article reports the findings of a research project concerned with children engaging in scientific argumentation. Discussion activities were designed to enable groups of children to use evidence when making decisions. The findings show a variation in the success with which children construct scientific arguments; some groups debate most of the…