President Obama took on critics of his administration’s sweeping education reform plan on Thursday in a nearly hour-long speech at the National Urban League’s 100th anniversary convention. His address came on the heels of news that New York public school students are not performing nearly as well as prior state tests had revealed. We speak with Diane Ravitch, the former Assistant Secretary of Education under George H.W. Bush, and Leonie Haimson, executive director of Class Size Matters.