Local implementation of science reform efforts in part relies on science teacher leaders (STLs) to improve science instruction in classrooms and beyond. The lack of science-specific professional learning resources drives STLs to act as boundary spanners to locate resources outside their local context to fill that gap. Museums and other informal…

Science teacher leaders have been identified as an important lever for the implementation of science education reform. However, science reform implementation is locally controlled and not uniform across districts; therefore, the work of STLs within a reform context can vary. In this descriptive case study, we explore the work of 11 science teacher…