A highly competent teacher workforce is a necessary foundation for improving children's educational outcomes, especially for those who rely most on schools for their success. Yet in the United States, shortages in the teaching force have been growing across the country, reaching crisis proportions in some teaching fields--such as mathematics,…

To determine whether teachers, on average, improve in their effectiveness as they gain experience in the teaching profession, this brief summarizes the key findings from a critical review of the relevant research. A renewed look at this research is warranted due to advances in research methods and data systems that match student data with…

Do teachers continue to improve in their effectiveness as they gain experience in the teaching profession? This paper aims to answer that question by critically reviewing recent literature that analyzes the effect of teaching experience on student outcomes in K-12 public schools in the United States. This report reviews 30 studies published within…