The research presented in this paper aims to shed light on the complex role of mathematics teacher educators who led courses for prospective mathematics teachers. Theoretically, the research combines the documentational approach to didactics and the meta-didactical transposition frameworks, complementing the study with the analysis of the teacher…

How to facilitate learning by novices (students) on their road to expertise has attracted the attention of a vast number of researchers in cognitive and educational psychology as well in the field of learning and instruction. Although many studies have investigated the phenomenon of expertise development, the implications of the findings for…

In typical short-term teacher development workshops, experts model instructional practices for teachers so that teachers can then adapt the model to their own situation. Such workshops are often ineffective because of the lack of adjustment before modeling and the overreliance on teacher adaptation of existing practices. In this article, we argue…

This article, based on six years of participant observation, provides a close-up view of two learning communities in an urban elementary school. It provides a case study of both learning communities, laying out how teachers participating in them learned to respond differently to difficult problems and dilemmas, to change their language and…