The U.S. Supreme Court recently ruled that California's overcrowded prison system violates the Eighth Amendment ban on cruel and unusual punishment. The Court ordered California to transfer or release thirty thousand inmates over the next two years. But California isn’t the only state with a high rate of incarceration. The U.S. has the highest rate of incarceration in the world. Peter Moskos thinks that Americans are in denial about the brutality of our prison system. And he has a provocative idea about how to change it. He's the author of the new book "In Defense of Flogging" and an assistant professor at John Jay College of Criminal Justice.