We draw on Engeström's (2011a) formative intervention approach to bring together mentor teachers and university supervisors to construct a tool for structuring observations and mentoring student teachers. Data include videos and transcripts from seven meetings where participants discussed mentoring and viewed video records of teaching practice to…

In this paper, we discuss pre-service mathematics teachers' professional gains from a university-school collaboration where they were given opportunity to observe two teacher educators' instructional practices in a 6th grade classroom, interact with students in one-to-one fashion and reflect on the teacher educators' and their own practices. Three…

It has been common to use video records of instruction in teacher professional development, but participants have rarely been encouraged to evaluate teachers and students' actions in those records, allegedly because evaluation deters from the development of a professional discourse. In this study, we inspected teachers' online discussions of…

This article investigates how the goals of participants in a video club evolved and became more shared over time. A video club brings groups of teachers together to analyze video from one another's classrooms (Sherin, 2004). The purpose of the video club the author investigates was to bring teachers together to analyze student thinking, an…