For years, colleges have used placement exams to determine whether to deem incoming students "college ready" or assign them to developmental education. Emerging information reveals the tests have little correlation to students' future success, casting doubt on their use even as the high stakes for students of taking remedial courses become clear.…

Using tests that are neither reliable nor valid, school districts are currently categorizing large numbers of children as unready for entrance into kindergarten and first grade. Parents are being asked to wait a year before sending their children to public school classes or to place them in a pre-kindergarten class. Other children complete…