This study tested the prediction that, with age, children should rely less on familiarity and more on expertise in their selective social learning. Experiment 1 (N = 50) found that 5- to 6-year-olds copied the technique their mother used to extract a prize from a novel puzzle box, in preference to both a stranger and an established expert. This…

This study used event-related potentials (ERP) and visual preference technique to assess 6-month olds' ability to recognize their mothers' face. Results of five experiments suggested that infants can recognize their mothers' face, but the neural processes accompanying recognition depend on the difficulty with which mothers can be discriminated…

Explored the effect of person familiarity and parental involvement on 3.5-month-old infants' sensitivity to the dynamic emotion expressions of others. Found that infants looked differentially at mothers' expressions but not at those of fathers or unfamiliar adults, and that parent-child involvement significantly influenced infants' developing…