Emotions form the foundation of infants' early social interactions and yet their role in prosocial behaviors is generally limited to situations of distress and other negative emotions. The present article argues that both positive emotions and the emotion of interest play important roles in prosocial behavior and development. First, we explore the…

Interest in babies was assessed for 32 children aged 8 to 9 years and 32 children aged 14 to 15 years. Data were collected by means of a 6-second time sampling of waiting room behaviors in the presence of a live baby and by reactions to pictures of babies versus other objects. (Author/JMB)