A study of the relationship between pain-relieving drugs given to mothers during labor and delivery and neonatal behavior as assessed by the Brazelton Scales. Tested 44 infants on eight different days during their first month of life. (SDH)

Major Purpose of the study was to investigate the extent to which aggressive retaliation in boys at three age levels is influenced by two dimensions of hypothetical provocation: accidental versus intentional and verbal versus physical. (Authors/CB)

This study investigated the relative conformity of American and Brazilian students across ages from 9 to 21 years old. (Authors)

Live behavioral and televised behavioral models were the most effective, and live verbal models were the least effective. The effects of the deviant models were more stable over time than the effects of the conforming models. (Authors)

Mothers of 232 pairs of twins were interviewed periodically about the similarities and differences in behavior displayed by their twins during infancy and early childhood. (Authors)

Relevance of cognitive and developmental variables to observational learning and imitation is also discussed. (Authors/MB)

Distinctions between psychological versus task helping and attempted versus achieved help were applied to the helping behaviors of normal and retarded children of 2 age groups observed in natural settings. (Authors)

Major results indicated that (a) mothers who had not attended college were markedly more prohibitive and intrusive than college-educated mothers; (b) mothers were more intrusive with sons than with daughters; and (c) the children were generally obedient. (Authors)

Findings support the hypothesis that lateral preference, per se, has little effect on information-processing behaviors. (Authors)