An in-depth look at the prison system in the United States and how it reveals the nation’s history of racial inequality. In this thought-provoking documentary, scholars, activists and politicians analyze the criminalization of African Americans and the U.S. prison boom. In this thought-provoking documentary, scholars, activists and politicians analyze the criminalization of African Americans and the U.S. prison boom. Slavery. Jim Crow. Criminalization. Links in a chain of racial inequality, forged by political and economic motives.