Toddlers in foster care, exposed prenatally to cocaine, were assessed for development, temperament, play behaviors, and adaptive and maladaptive behaviors. Compared to nonexposed toddlers, these toddlers possessed more risk factors at birth and experienced more illnesses after birth; scored lower on conceptual development and higher on expression…

A two-year study of preschoolers attempted to identify emotions and prosocial behaviors that reliably predict teachers' ratings of young preschoolers' affective and behavioral social-emotional competence. Results showed that observed emotion, especially anger and sadness, often predicted teacher ratings of social-emotional competence in…