we all behave differently depending on the situation. But if we’re capable of such flexibility, does it even make sense to chart the differences between introverts and extroverts? Is the very notion of introversion-extroversion too pat a dichotomy: the introvert as sage philosopher, the extrovert as fearless leader? The introvert as poet or science nerd, the extrovert as jock or cheerleader? Aren’t we all a little of both?