Education leaders in Congress are signaling that they're prepared to collaborate with the White House on a long-stalled reauthorization of the main federal law for K-12 education, after President Barack Obama sought to move education back to the top of the national agenda in his State of the Union address last week. Precollegiate policy is widely…

For all the debate over the effectiveness of the No Child Left Behind Act, researchers and policymakers say that, despite the law's flaws, it has successfully identified 1,200 public schools that need help, some of them desperately so. Now the question is: How can the federal law be changed to make sure such schools get that help? As Congress…