- Differences in aspects of temperament (anger/irritability, positive emotion and the ability to inhibit behaviour) have been associated w differences in children's social competence & maladjustment. - 3 months:, infants can distinguish facial expressions of happiness, surprise, and anger. - Knowing the causes of emotions is also important for understanding one's own and others' behaviour and motives. It's also key for regulating one's own behaviour and hence, for social competence. - Easy: Positive mood, fast adaptation, low-moderate activity, low intensity of reactions. ("flexible" ~40%) |