How green beans, graham crackers, and puppets can give insight into the development of moral behavior. Babies as young as nine months appear to approve of people who like what they like - and approve of being mean to those who don't share their tastes. Kiley Hamlin, lead author of a study in the journal Psychological Science, discusses the importance of similarity to young children. [12 mins. 1 sec.]

Concepts

behavior

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Additional Tags

baby psychology, moral behavior, for babies, it's better to like what i like, science friday, psychology, behavior and mental processes

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Classroom Considerations

• Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)