Examines how certain human brow and mouth gestures influence the attributions of social dominance made by children. Hypothesizes that stimulus photographs depicting adults with lowered-brow expressions or without smiles appear to be more dominant relative to photographs showing adults with raised-brow expressions or with smiles, respectively. (HOD)

Subjects of this study were 144 White, middle-class children in kindergarten, first, second, and fourth grades. Children were interviewed individually about their explanations for both academic and social outcomes and their evaluations of their own outcomes. Self-evaluations became less positive in both domains and less similar across domains with…

Examines the extent to which the changes in friendship during a school year influence children's impressions of their friendships and their preference for sharing over competition with friends. Also studied the differences between friendships in middle childhood and early adolescence, using multiple methods and measures. (HOD)

Examined infants' tendency, from a few days to nine months of age, to prefer infant-directed over adult-directed speech. Results suggest that exaggerated pitch contours that characterize infant-directed speech may become salient communicative signals for infants through language-rich, interactive experiences with caretakers and increased…