This report presents full outcomes research on CORAL (Communities Organizing Resources to Advance Learning initiative), an eight-year, $58 million after-school initiative aimed at improving education achievement in low-performing schools in five California cities. Findings in this report demonstrate the relationship between high-quality literacy programming and academic gains, and they highlight the potential role that quality programs may play in the ongoing drive to improve academic achievement. Commissioned by Irvine, this report was written by Public/Private Ventures. This is the main document that provides information for the brief What Matters, What Works.