Neither hard power nor soft power will be the key to winning the race for prosperity or global influence tomorrow. Rather, says, Joseph Nye, author of The Future of Power, successful nations will deploy “smart power.” President Obama's decisions on Libya are a good example of smart power, he says. Nye joins Zócalo to discuss how power balances have changed in the global age, as new nations take their place among the most influential and non-state actors become a larger part of the conversation.