Instead of just crowding in, old information is sometimes pushed out of the brain for new memories to form.

Long queues, delayed flights and over - crowding at airports have??become almost as much a topic for conversation in Britain as the traditional complaining about the weather.

One argument that you tend to hear a lot from the pro-tipping crowd seems logical enough: the service is better when waiters depend on tips, presumably because they see a benefit to successfully veiling their contempt for you.

State arts councils help sponsor local arts and crafts festivals which draw crowds of tourist consumers.

Isn't this the same crowd that rails against processed junk and champions craft cooking? And isn't this the generation who say they're concerned about their health and the well-being of the planet? If these are truly the values of many young people, then their behavior doesn't match their beliefs.

They are crowded with tourists.

Isn't this the same crowd that rails against processed junk and champions craft cooking?

On a recent fall morning, a large crowd blocked the steps at one of Venice's main tourist sites, the Rialto Bridge.

Up to 90, 000 tourists crowd its streets and canals every day—far outnumbering the 55, 000 permanent residents.

just perceiving norms is enough to cause people to adjust their behaviour in the direction of the crowd.

On crowded campuses it could mean fewer opportunities to get into a prized professor's class.

How to cope with the huge crowds of visitors to the municipal building

Prices are good, crowds are fewer and the dividends like expanded worldview, lifelong memories, the satisfaction of boosting the global economy—can't be easily snatched away.

birds flock together, fish school together, cattle herd together...just perceiving norms is enough to cause people to adjust their behaviour in the direction of the crowd.