Findings argue for an increased emphasis on temperament research in the first postpartum months, for the development of more age-appropriate assessments, for the simultaneous use of multiple measures in such research, and for the continued inclusion of mothers as credible observers of infant behavior. (Author/RH)

Physiological measures were monitored as 80 undergraduate women watched videotapes of responsive and unresponsive children in anticipation of interaction with them and later during a postinterview. Results were interpreted as indicating the importance of social cognitions as moderators of caregiver response to child behavior. (RH)

Drawing on cultural-ecological and person-environment fit perspectives, this study examined links among Mexican-American adolescents' time with peers and parents, parents' cultural orientations, and adolescents' psychosocial adjustment and cultural orientations. Participants were 492 Mexican-American adolescents (Ms=15.7 and 12.8 years for older…

Mothers were interviewed periodically over the first six years of their same-sex twins' lives and were asked to contrast them on specific behaviors. Intrapair contrasts were moderately stable across age spans for as long as 18 through 36 months. Genotypic similarity was apparently associated with intrapair similarity in emotionality and…

Results indicate that (1) social support is the best predictor of secure attachment and is most important for mothers with irritable babies, (2) maternal unresponsiveness is associated with resistance during reunion episodes and appears to be a mechanism through which anxious attachment develops, and (3) social support may mitigate the effects of…