Toddler: All gone, he ate it. Elizabeth Dunn: Now, we trained research assistants to watch these videos and code toddlers' emotional reactions.
Helping others makes us happier -- but it matters how we do it | Elizabeth Dunn
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Toddler: All gone, he ate it. Elizabeth Dunn: Now, we trained research assistants to watch these videos and code toddlers' emotional reactions.
Helping others makes us happier -- but it matters how we do it | Elizabeth Dunn