This paper presents the findings of a qualitative study that explored knowledge sharing among members of a community of practice (CoP) in a large, urban high school. Findings suggest that social relationships, informal channels, community culture, levels of trust, and spatial factors influence knowledge sharing, and that CoPs have the potential to…

The Ninth Grade Houses Program of the New York City public high schools is described, and evaluation outcomes and recommendations are presented. The general goal was to help ninth graders adjust to high school. The purposes were to: (1) generate student engagement; (2) provide opportunity for sustained, meaningful interaction with respected…