Considers the nature and developmental functions of physical activity play. Distinguishes three kinds of physical activity play with consecutive age peaks: rhythmic stereotypies, exercise play, and rough-and-tumble play. Considers gender differences and function in terms of immediate and deferred consequences in physical, cognitive, and social…

An assessment of the occurrence of three forms of humor (responsive, productive, and hostile) during the activities of 30 nursery school children. The three humor forms were not significantly correlated. The relation of the ongoing activities and the pattern of humor exhibited, along with the significant sex differences in humor expression are…

Examined children's emotional and behavioral regulation and emotional and prosocial responses to a crying infant. Found that children who could regulate their arousal were unlikely to become distressed and more likely than other children to talk to and comfort the crying infant. Girls were more responsive and engaged in more active responses than…

Used National Maternal and Infant Health Survey data to examine effects of poverty and maternal depression on child development. Found that maternal depression and poverty jeopardized development of very young children. Affluence somewhat buffered the deleterious consequences of depression. Chronic maternal depression had severe implications for…

Investigates the relationship between self-recognition and self-evaluative emotions in two studies on 27 children aged 9-24 months and 44 children aged 22 months. The results of both studies indicate that embarrassment but not wariness was related to self-recognition. (RJC)

Examined asymmetries in movement behaviors of 36 full-term, newborn infants. The majority of infants had right-biased movement behaviors. Multiple subsystems, rather than a single asymmetric system, appeared to control asymmetric action of different body regions. There were sex differences in asymmetry of distal lower body movement behaviors that…

Examined social, emotional, and cognitive characteristics of American and Chinese 6-year-olds' narratives. Found that, compared to American children, Chinese children showed greater orientation toward social engagement, greater concern with moral correctness, greater concern with authority, a less autonomous orientation, more expressions of…

Reports on a longitudinal study that provides a prospective view of children's personality functioning prior to their subsequent experiencing of divorce. Shows the behavior of boys as early as 11 years prior to parental separation or formal dissolution of marriage to be consistently affected by predivorce familial stress. (HOD)

Examined changes in prosocial moral reasoning and gender differences in prosocial reasoning over 15 years. Found that hedonistic reasoning declined and then increased somewhat; needs-oriented and stereotypic reasoning increased and then declined with age. Direct reciprocity and approval reasoning showed no decline into early adulthood, contrary to…

Tests the distinction between inferring new categories on the basis of property information (predicted to be difficult) and inferring new properties on the basis of category information (predicted to be easier) among 57 preschool children. (HOD)

Fifth through eighth graders completed self-reports in response to pager signals received over one week and again four years later. Responses indicated that thinking about the opposite sex occurs earlier than spending time with the opposite sex alone and that both increase over time. Girls spent more time with opposite sex and more time thinking…

Used newly developed codes for parenting behavior during the Great Depression reported in the Oakland Growth Study. Results indicated that economic hardship adversely influenced the psychosocial well-being of adolescent girls, but not boys, by increasing the rejecting behavior of fathers. This effect was particularly strong for unattractive girls.…

Examined preschool children's conceptions of moral and conventional rules. Children judged the seriousness, rule contingency, rule relativism, and amount of deserved punishment for 10 depicted moral and conventional preschool transgressions. Constant across ages and sexes, children evaluated moral transgressions as more serious offenses and more…

Relations among age appearance, facial attractiveness, and adult expectations of infants' developmental maturity were examined in three studies. Adults judged unattractive infants to be older and capable of more specific developmental skills than attractive infants but rated their general competence to be lower. (BC)

Proposes that humans may have evolved a special sensitivity to certain types of social information during rough-and-tumble play that facilitates social cognition. Describes the cognitive benefits of physical play as providing a break from demanding intellectual tasks and hypothesizes that physical play is related to gender differences in spatial…