Swarthmore economist Tom Dee talks with Education Next about why it is so tricky to assess the impact of NCLB on student learning and about his new study, which finds that NCLB had its greatest impact in earlier grades and in math.

Listen to the Podcast

For more on this topic, please see “Evaluating NCLB,” by Thomas Dee and Brian Jacob, which appears in the Summer 2010 issue of Education Next.