Some findings reveal extroverts as more adept at reading nonverbal cues, and attribute this to the extrovert's greater interest and experience with social interactions. Another line of research using subliminal images of facial emotion found introverts to be more sensitive to the differences, and hypothesized that this may be why introverts regulate the amount of incoming social information.
Laurie HelgoeAn introvert may feel asocial when pressured to go to a party that doesn't interest her. But for her, the event does not promise meaningful interaction. In fact, she knows that the party will leave her feeling more alone and alienated.
Laurie Helgoe