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 SunsteinSome of the Hulk movies have been merely okay. I think the thing to do... there has to be some stab that makes it something we haven't seen before.
Cass Sunstein