The purpose of this paper is to showcase new research that seeks to provide guidance on the heterogeneity of treatment effects by utilizing the variance of demographic differences in state assessments. This study is focused on a simple randomized block design where students are nested within schools, and within each school students are randomized…

Today's American educational context is characterised by increasing standardisation coupled with heightened accountability. While some view standardisation as a lever for equity, many view it as problematic for the work of teachers. Efforts to improve student achievement by focusing on the activities of teachers have resulted in an over-riding…

Despite the United States' long-standing public commitment to postsecondary education and the growing importance of college degrees for individual and national prosperity, today many Americans fail to achieve these valuable academic credentials. To be able to tackle this problem policymakers require a comprehensive understanding of college…

As the pressure on schools to meet higher and higher expectations with less and less resources increases, educators seek to explore school models which are centered on reforms that increased the likelihood of meeting this challenge. One reform initiative which has received much attention is the utilization of teacher leadership to improve school…