Example Stimuli

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Example Hill Videos

Hamlin Condition: Triangle Helps

Hamlin Condition: Square Hinders

Scarf Condition: Triangle Helps

Scarf Condition: Square Hinders

No-Bounce Condition: Triangle Helps

No-Bounce Condition: Square Hinders

Undirected Gaze Condition: Triangle Helps

Undirected Gaze Condition: Square Hinders

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Sharing Study

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Reward and Punish Study

Prosocial

Antisocial

Formerly Prosocial Target – Giving

Formerly Prosocial Target – Taking

Other half of infants saw the same same events with the
formerly antisocial target

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Example Baby Choices – Reenactments

Four-month-old

 Four-month-old choice

 

 

 

 

 

 

 

 

 

 

Eight-month-old

8-month-old choice

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