Test-based educational accountability is widely used in many countries, but is pervasive in the US. Key features of test-based accountability required by the US No Child Left Behind Act are discussed. Particular attention is given to methodological issues such as the distinction between status and growth approaches, the setting of performance…

The question of what it means to follow the "Standards" is discussed. It is argued that the "Standards" consists of statements of general principles, and that interpretation for specific applications requires professional judgment. As a result, disagreements among professionals on the applicability of particular standards to specific situations…

Many states have adopted test-based accountability systems before the No Child Left Behind (NCLB) Act of 2001 became law. NCLB has added a new dimension to test-based educational accountability systems. Features of state and NCLB accountability are discussed with an emphasis on questions of the validity of inferences that are made about school…

Test-based educational accountability systems have considerable appeal to politicians, policymakers, and the general public. Such systems have been widely used by states for more than a decade and with the enactment of the No Child Left Behind Act of 2001 all states must now implement an accountability system that uses results from assessments in…