People conform to group pressure because they are dependent on the group for satisfying two important desires: the desire to have an accurate perception of reality and the desire to be accepted by other people. People want to hold accurate beliefs about the world because such beliefs usually lead to rewarding outcomes.

What are some examples of conformity?

Examples of conformity in everyday society include driving on the left side of the road (or the right side depending on the country), greeting other people with a 'hello' when we see them, forming queues at bus stops, and eating with a knife and fork.

Why do we conform?

Researchers have found that people conform to a number of different reasons. ... In some instances, we conform to the expectations of the group in order to avoid looking foolish. This tendency can become particularly strong in situations where we are not quite sure how to act or where the expectations are ambiguous.