Investigates 57 three- to five-year-old children's sharing of preferred and nonpreferred food with same-sex peers as a function of (1) whether or not the children had previous experience as recipients and (2) whether or not the child was shared with during the experience as a recipient. (HOD)

Examines whether vocal exchanges between preverbal infants and their mothers show characteristics similar to those found to be typical of conversational exchanges between competent adult speakers. (HOD)

Discusses observations of sets of infant twins, aged 6 to 24 months, as they interacted with one another and with an unfamiliar peer. Assesses quality of infant-mother attachment. Finds twins are more likely to react with one another than with a peer. Results are discussed in relation to early peer relationships and attachment. (Author/RWB)

Examines the hypothesis that biases in peer interpretations of social behavior may contribute to the stability of social acceptance and rejection in children. (HOD)

In a longitudinal study of sibling interaction, same-sex and mixed-sex pairs of siblings were observed twice in their homes. Interaction patterns remained stable over the 18 months separating the two observations. Older children initiated prosocial and combative behavior more often than younger children and submitted less often to dominant…

Examined the role of individual characteristics and peer influences in evoking early substance abuse in young boys. Individual characteristics, such as fighting, hyperactivity, oppositional behaviors, and likability, were found to be pivotal in the development of substance abuse--more than friends' deviance. Results suggest that prevention…