This article presents findings of a qualitative study on school leadership and professional learning community in two high achieving senior high schools in Northeast China. The findings show that teachers participated in school-based communities of professional learning, such as Teaching and Research Groups, Lesson Preparation Groups, and Grade…

The authors conducted a quasi-experimental investigation of effects on achievement by grade-level teams focused on improving learning. For 2 years (Phase 1), principals-only training was provided. During the final 3 years (Phase 2), school-based training was provided for principals and teacher leaders on stabilizing team settings and using…