[Readings] A natural history of peace Adjust Share By Robert M. Sapolsky, This article is only available as a PDF to subscribers. Download PDF Tags 21st century Aggressive behavior in animals Aggressiveness (Psychology) Animal models Behavior Bonobo Evolution Human behavior Peace Primates Research Social behavior in animals More from Robert M. Sapolsky The scientist’s urge for integers Adjust Share Close < Previous Issue | View All Issues | Next Issue > April 2006 < Previous Issue | View All Issues | Next Issue > Table of Contents Close