Groups become more extreme and entrenched in their beliefs and polarized from others when members only exchange information that reinforces their views and filter out all else or never learn of alternatives. Thus they narrow their options, and magnify each other's prejudices and misconceptions. This trend leads to blind spots in decision making and to extreme behavior, even terrorism.
Cass SunsteinI am proud to say that the Federalist Society was founded in part at the University of Chicago, and one of its best characteristics has been an attack on liberal shibboleths by looking at real consequences and specific problems and by asking what law actually does.
Cass SunsteinFor the Sanders supporters, there's a thought that the people who are well off are doing really great, and the system is systematically unfair, and that's a very deeply felt and serious objection to the current situation.
Cass Sunstein