High-school exit exams have fallen out of favor in recent years, after research showed that pinning graduation to passing a high-stakes test can push some students to drop out. The future can be grim without a diploma: dropouts have higher rates of unemployment, earn far less money on the job, have poorer physical and mental health, and are more…

Since the 2001 passage of the No Child Left Behind Act (NCLB), test-based accountability has been an organizing principle--perhaps "the" organizing principle--of efforts to improve American schools. But lately, accountability has been under fire from many critics, including Common Core opponents and those calling for more multifaceted…