The related constructs of opportunity to learn (OTL) and achievement growth are fundamental aspects of the current large-scale assessment and accountability system in operation in the United States. For purposes of this article, OTL is defined as the degree to which a teacher dedicates instructional time and content coverage to the intended…

This paper presents recently reported findings that associate teacher behavior with student achievement. These findings fall under 5 general categories: time usage, classroom management, teacher expectations, teacher effectiveness research, and specific teacher behaviors. Research on time usage has demonstrated that the same amount of learning…