Eight stump-tailed macaques were reared individually and either given all of their daily social experience in darkness or given half in the dark and half in the light. Results suggest that vision is especially important in the maintenance of assertive behaviors and in the instigation and direction of aggressive behaviors. (Author/RH)

Results suggest that various aspects of Strange Situation behavior are related to both maternal and infant temperament, and that maternal temperament is a predictor of attachment security, particularly for Type A mother-avoidant infants. (Author/RH)

Four-month-old rhesus monkeys were removed from their social group under three different conditions of perceptual isolation from their mothers and peers. Infant behavior was recorded and blood samples were obtained for analysis of plasma cortisol. Infants never showed signs of depression; their responses following separation were seen as attempts…

Children in the second, fifth, and eighth grades rated the importance and extent of companionship and intimate disclosure experiences in social life in general and in each of eight types of relationships. (PCB)

Introduces this thematic issue of CHILD DEVELOPMENT which addresses schooling and child development. (PCB)

An analysis using data drawn from Nancy Bayley's Berkeley Growth Study is performed for didactic purposes to illustrate the use of structural equation modeling on a child development data set. Alternatives to standard latent factor approaches are demonstrated for use in research situations in which the subject-to-variable ratio is less than…

Aimed (1) to determine whether a time sampling, frequency-count procedure for assessing mother-infant interaction could capture a set of theoretically important dimensions, and (2) to chronicle both ability and change within the mother-infant relationship. A total of 74 dyads were observed when infants were 1, 3, and 9 months of age. (Author/RH)

Children ranging from fifth to twelfth grade, and their parents, were presented with items pertaining to family transgressions and asked to judge the legitimacy of parental jurisdiction, justify its wrongness or permissibility, and assess its contingency on parental authority. (PCB)

Examines the nonverbal communication competence of 18- to 48-month-old Down Syndrome children. Results indicate that Downs children display strengths and weaknesses in nonverbal communication skills. Further, results suggest a deficit in expressive language is associated with a deficit in nonverbal requesting skill that had developed earlier among…

Identifies reliable mother action-child reaction patterns and assesses the effect of maternal consequences for those patterns on the probability of their subsequent occurrence. (HOD)

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)

Compares 17 methadone-exposed and 23 control four-month-old infants in interactions with their mothers. Results indicate that methadone is only one of several risk factors affecting interaction. Mothers rated poor in communication have poor psychosocial and psychological resources, and infants rated poor in communication showed problematic motor…

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)

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)