Using a case study design and ethnographic methods, this research investigated the interactions of a group of high school mathematics teachers who collaborated daily on issues related to curricular and pedagogical reforms. The members of the collaboration team implemented these reforms with the goal of supporting all students' learning of 1st-year…

This dissertation seeks to understand how teachers learn through interactions in newly formed workplace communities by examining how mathematics teachers engaged in equity-oriented reforms frame problems of practice. It examines how teachers' framings develop over time, and how teachers' shifting frames connect to their learning in a community of…