Answer: They ask whether personality traits are the same across cultures. Western ideas about personality may not be applicable to other cultures that people choose to move to places that are compatible with their personalities and needs. Cultural scripts dictate how positive and negative emotions should be experienced and displayed; they may also guide how people choose to regulate their emotions, ultimately influencing an individual's emotional experience. Cultural contexts also act as cues when people are trying to interpret facial expressions. Any time cultures interact, via trade, immigration, conquest, colonization, slavery, religious expansion, etc. they impact each other and cause culture change. Ideas and cultural concepts are constantly spreading and moving and changing.