So If Retention Is So Harmful, What Should We Do? Teach! Heading Toward a Long-term, Systemic Solution A Boston Globe editorial stated that for “40 years, study after study on grade retention has reached the same conclusion: Failing a student, particularly in the critical ninth grade year, is the single largest predictor of whether he or she drops out” (Edley, 2002). The e... https://www.xn--he5b11d80l.com/