When No Child Left Behind was passed, the law contained dozens of references to evidence-based policy or practice.

But NCLB itself was not based on evidence. It was based on a political campaign claim about a “miracle” in Texas. The miracle was spin and hype. It didn’t happen. After ten years of NCLB, the nation has not experienced a miracle. It has experienced cheating, narrowing of the curriculum, gaming the system, and amnesia about the goals of education.

Race to the Top was allegedly evidence-based. But when the National Education Policy Center reviewed its policies, it found no evidence.

What is the evidence for the Common Core standards? Paul Thomas explores that issue here.