"These volumes contain something for teachers at all grade levels, K—12."

–Teaching Children Mathematics

These teacher narratives explore some of the challenges posed by the new mathematics pedagogy for the multiple identities teachers are being asked to enact professionally: as mathematical thinkers, acquiring the needed understandings of mathematics content and modes of thought; as managers of classroom process, redefining and resituating responsibilities for student learning; as monitors of student progress and much more.