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 a survey of over 200 California school districts reveals that three out of four districts report having a shortage of qualified teachers and that this shortage has gotten…

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…

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,…

One of the most pressing issues facing policymakers is how to staff classrooms with a stable teaching force responsive to complex student needs and the growing demands of the knowledge economy. Recurrent teacher shortages are a function of both declines in entrants to teaching and high rates of teacher attrition, especially in low-income schools.…

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…