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Del Giudice, Marco; Colle, Livia – Developmental Psychology, 2007
The authors investigated the differences between 8-year-olds (n = 80) and adults (n = 80) in recognition of felt versus faked enjoyment smiles by using a newly developed picture set that is based on the Facial Action Coding System. The authors tested the effect of different facial action units (AUs) on judgments of smile authenticity. Multiple…
Descriptors: Models, Age Differences, Children, Adults
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Fisher, Celia B.; Johnson, Barbara Lisa – International Journal of Behavioral Development, 1990
In childhood, family conflict themes focus on children's failure to meet social obligations, inadequacy of parental helping behaviors, and children's disappointment in the frequency of contact between parent and child. Themes of family conflicts that take place during adolescence are also discussed. (RH)
Descriptors: Adolescents, Age Differences, Children, Coding