Michael Bloomberg: We Can’t Fix America’s Schools Without Data

At a time when both US parties paint the other as a threat to the country’s future, both are ignoring one of the gravest threats of all: student achievement levels that are abysmally low.The only thing worse than failing to teach students basic skills is not knowing how bad their test scores really are, because that ensures nothing will change. And yet that’s exactly where the country is heading, if the White House continues its efforts to shrink the Education Department’s research and statistic