• Human beings have a unique ability to cooperate in large, well-organized groups and employ a complex morality that relies on reputation and punishment.
  • But much of the foundation for this cooperation—including empathy and altruism—can also be observed in our primate cousins.
  • Homo sapiens unique cooperative abilities are what have allowed the species to become the dominant one on the earth.

http://www.scientificamerican.com/article/why-humans-and-other-primates-cooperate/?wt.mc=SA_App-Share