polarization (IMAGE) Rensselaer Polytechnic Institute Caption A computer model shows that the failure of a legislative body to unite in the face of an outside threat could indicate polarization so extreme as to be irreversible. Credit Rensselaer Polytechnic Institute Usage Restrictions none 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.