Teacher educators needing to meet requirements of state licensing bodies and accrediting organizations are in a position similar to that of K-12 teachers: they must adhere to externally imposed standards and curricular requirements while keeping their courses rigorous, interesting, and critical. This article reports results from a self-study…

There is a continuing emphasis in the United States on improving students' mathematical abilities, and one approach is to better prepare teachers. To investigate the potential usefulness of Lesson Study to better prepare teachers, one author set out to conduct action research on his classroom practice. Specifically, he sought to determine whether…