In this essay, Rachel Schachter and Donald Freeman present the familiar problem in studying and improving teaching: how to connect what teachers know and think with what they do as they teach. They outline how research on the public and private worlds of teaching has become bifurcated, with the private side of the work often disconnected from…

This article examines how the concept of a knowledge-base in language teacher education has changed since the 1998 proposal. Arguing that a knowledge-base evolves in two ways: through changes in the field of knowledge, and through changes driven by the work that knowledge supports, I describe two problems: 'translating' theory into practice and…

A discussion of teacher education for second-language teachers argues that this training has generally been based on two misguided premises: that teaching is the execution of activity in classrooms; and that it involves shaping that activity to reflect some broadly held perceptions of effective classroom pedagogy. Two alternatives are proposed:…

A discussion of teacher education focuses on how teachers' conceptions of classroom practice are influenced by their participation in a graduate inservice teacher education program. It is based on a longitudinal study following four high school foreign language teachers through an inservice program. Participants were observed in five phases:…