For more than a century, the United States has been the world’s most powerful state. Now some analysts predict that China will soon take its place. Are we now living in a post-American world? Will China’s rapid rise spark a new Cold War? In his recent book, Is the American Century Over?, world renowned foreign policy analyst Joseph Nye explains why the American century is far from over and what the US must do to retain its lead in an era of increasingly diffuse power politics.