Ted Kennedy and George W. Bush agreed on little, but united behind the No Child Left Behind Act (NCLB). Passed in late 2001, it was hailed as a dramatic new departure in school reform. It would make the states set high standards, measure student progress, and hold failing schools accountable. A decade later, NCLB has been repudiated on both sides of the aisle. According to Jal Mehta, we should have seen it coming. Far from new, it was the same approach...