Chris Tokita, Princeton University (IMAGE) Princeton University Caption Princeton computaional ecologist Chris Tokita and his adviser Corina Tarnita found that division of labor and political polarization -- two social phenomena not typically considered together -- may be driven by the same processes. Credit Sameer Khan/Fotobuddy Usage Restrictions Editorial use only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.