Why so many Democrat's minds think alike

Participants, all female, had to rate 222 faces based on physical beauty on a scale from 1 to 8. Afterwards, researchers told each participant either that the average score was higher or that it was lower than her rating. Some participants were told the average rating was equal to her rating. The researchers then chatted with the participant before suddenly asking the participant to do the rating again. Most subjects changed their opinion toward the average.

The two leading theories of conformity are that people look to the …………….. (snip)

The research calls into question decision-making bodies that operate by consensus, Berns said. For example, in the U.S. legal system, many cases are decided by the unanimous judgment of the members of a jury.

"You can't separate those judgments from the fact that you have 12 people who have to come to a unanimous decision, and have to conform their opinion to each other, so of course it will distort how they view evidence," he said.

http://www.cnn.com/2009/HEALTH/01/15/social.conformity.brain/index.html