Education thought leaders highlight the need to expand access to high-quality STEM learning for students historically underrepresented in STEM fields, and project-based learning (PjBL) is often seen as a key strategy. Introducing PjBL to classrooms typically focuses on building teacher capacity, but principals also play a key role in effective…

Learning assistant (LA) programs have been implemented at a range of institutions, usually as part of a comprehensive curricular transformation accompanied by a pedagogical switch to active learning. While this shift in pedagogy has led to increased student learning gains, the positive effect of LAs has not yet been distinguished from that of…