In classroom settings, students' competence is regularly evaluated through a default practice named Initiation-Response-Feedback (IRF) or Initiation-Response-Evaluation (IRE). In the feedback or evaluation turn, the teacher normally uses acknowledgement tokens (such as uhm, yeah, okay). These tokens perform an active role of maintaining…

The authors investigate how conversational routines, or the practices by which groups structure work-related talk, function in teacher professional communities to forge, sustain, and support learning and improvement. Audiotaped and videotaped records of teachers' work group interactions, supplemented by interviews and material artifacts, were…