This document discusses key aspects of school accountability systems. It compares the No Child Left Behind Act (NCLB) and the Every Student Succeeds Act (ESSA), noting that ESSA requires additional indicators of student success and emphasizes a more holistic approach to accountability. The document outlines categories used to formulate new accountability concepts, including measuring college/career readiness progress and diagnosing/responding to challenges. It also discusses the goals of accountability approaches in driving equal opportunities and continuous improvement.