Over the last 20 years, since the launch of its flagship study the Programme for International Student Assessment (PISA), the Organization for Economic Co-operation and Development (OECD) has become a behemoth of transnational influence on education policy making. To better understand the evolution of the OECD's perspective on education and the…

This paper develops models to measure growth in student achievement with a focus on the possibility of differential growth in achievement for low and high-achieving students. We consider a gap-closing model that evaluates the degree to which students in a target group -- students in the bottom quartile of measured achievement -- perform better…

Since the beginning of the federal Race To The Top grant competition, Value-Added Measurement (VAM) has captured the attention of the American public through high-profile media representations of the tool and the controversy that surrounds it. In this paper, we build upon investigations of constructions of VAM in the media and present a discourse…