1. Introduction Magdelene Lampert Part I. Focusing on Doing and Learning Mathematical Talk: 2. Language socialization in the mathematics classroom: discourse practices and mathematical thinking Mary Catherine O'Connor 3. The role of imagery and discourse in supporting students' mathematical development May McLain 4. Building a context for mathematical discussion Paul Cobb 5. Disciplined perception: learning to see in technoscience Rodney McNair Part II. Focusing on Teaching Mathematical Talk 6. Investigating teaching practice Reed Stevens 7. The teacher's role in mathematical conversation: stepping in and stepping out Rogers Hall 8. Teacher talk about how to talk in small groups Peggy Rittenhouse 9. Teaching and learning politeness during mathematical argument in school Merrie Blunk 10. Afterword: closing reflections on mathematical talk and mathematics teaching Perri Weingrad.
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