Graduate students in STEM fields undertook a 9-month training program focusing on practice-based development of active teaching methods. As instructors of record in their own senior-level courses, these trainees were observed on their independently designed classroom sessions using the COPUS classroom observation tool. Compared to a large sample…

Recent reform efforts in postsecondary science teaching have called for shifts in instructional methods to include more evidence-based instructional practices. However, a myriad of factors play a role in whether an instructor adopts these more student-centered methods. One such factor is teaching perspective. In this study, we explored the…

This study examines the implementation of teaching strategies by graduate teaching assistants (GTAs) in inquiry-based introductory geology labs at a large research university. We assess the degree of inquiry present in each Physical Geology lab and compare and contrast the instructional practices of new and experienced GTAs teaching these labs. We…