This article focuses on argumentation in mathematics classrooms in two different geographic contexts, the US and New Zealand. Drawing on data from a case with immigrant students (Pasifika) in NZ and a case with Mexican American students in the US, we argue for the need to study the concept of argumentation through a cultural and language lens. Our…

Teaching is emotional work. This is especially the case in the first years of teaching when new teachers are particularly vulnerable. By understanding changes in teacher emotions in the early years of teaching, we hope to identify strategies that might ultimately reduce teacher attrition. As part of a larger study of the transition of new teachers…