There has been increased interest in the transformation of post-secondary level instructional practices in STEM from more traditional to evidence-based practices that are more aligned with how learning occurs. Research has shown that instructional practices are linked to student learning outcomes even when content is unchanged; therefore,…

Current literature has emphasized the lack of research into verbal behaviors of teachers as a barrier to understanding the effectiveness of instructional interventions. This study focuses on the verbal behaviors of peer leaders, who serve as de facto teachers in a college chemistry teaching reform based on cooperative learning. Video data obtained…