Many schools choose to organise students into classes according to their perceived "ability", despite evidence that the practice is not beneficial for students, overall. Class grouping by "ability" can exacerbate existing social inequalities by segregating students according to pre-existing educational advantage, which has…

Kindergarten readiness assessments are commonly used in schools nationwide. Prior work shows that the use of such assessments for class placement decisions has increased in recent years. This article uses the Early Childhood Longitudinal Study of 2011 to explore whether the use of readiness assessments for such purpose predicts differential…

In an era when evidence-informed decision-making is mooted as a means of achieving equity, data are now being used to revive the in-school stratification of students, despite sustained concerns around the long-term negative consequences of these practices. This institutional ethnography explores how teachers use data in their everyday work, and…