School principals may be seen as mediating agents, standing at the school doorstep, between the extra-school and intra-school worlds. The principals' mediating role becomes more crucial during a time of education reform, which involves external demands on the one hand, and teachers' resistance to these demands on the other. This study explores how…

Purpose: In light of limited sustainability of past collaborative-learning-centered initiatives over time, the purpose of this paper is to explore the determinants considered by both teachers and principals to influence the sustainability of a collective-learning-from-success (CLS) initiative in 12 urban elementary schools.…