For more than two decades, the nation’s primary metric of educational success has been standardized test scores, a measure of academic achievement. But emerging research suggests that effects on achievement are only very weakly and inconsistently related to effects on attainment, such as college attendance and completion. What’s going on here? Should we care about achievement, or attainment? Is either one the right measure of educational success? Join us online for a freewheeling discussion of this topic with renowned education researcher Patrick Wolf. We’ll be taking your questions via Facebook and Twitter, using #CatoCEF. Join the conversation!