In DC, policymakers think that if we can only have high enough standards, tough enough tests, and hold people accountable, we can close the achievement gap. And it hasn't happened. Yet the new law, the Every Student Succeeds Act, is… — Diane Ravitch Copy Share Image
Policymakers think that if they get the abstractions right, that will drive behavior in the desired direction. But the world happens in real time. — Sendhil Mullainathan Copy Share Image
