As America enters the 21st century, U.S. students continue to slip behind in the world's rankings in science and math. Yet, at the same time, state prison budgets are increasing nearly three times as fast as budgets for education. In her new book, Linda Darling-Hammond, a chief education advisor to President Barack Obama, a bestselling author, and a nationally recognized leader in education reform, explores how America's performance globally is linked to the minority-majority achievement gap at home.