Instructional Quality: A Review of Conceptualizations, Measurement Approaches, and Research Findings

This chapter reviews and discusses conceptualizations, measurement approaches, and research findings of instructional quality. Although agreement on how to conceptualize and measure instructional quality is rare, some common ground can be found. In addition, research findings indicate that the role of instructional quality for student learning might vary across contexts, hinting towards the importance of differential effectiveness for instructional quality.