In recent years, debates over school reform have increasingly focused on the role of teacher unions in the changing landscape of American K-12 education. On one hand, critics argue that these unions, using their powerful grip on education politics and policy to great effect, bear primary responsibility for blocking states' efforts to put into…

In a report issued in 2010, the authors found only 6 percent of U.S. students performing at the advanced level in mathematics, a percentage lower than those attained by 30 other countries. And the problem is not limited to top-performing students. In 2011, they showed that just 32 percent of 8th graders in the United States were proficient in…