Research has indicated that differential parental treatment is linked to differences in
externalizing symptomology (EXT) across siblings, even those siblings who are genetically …

The present study attempted to determine the direction and etiology of the robust
relationship between childhood externalizing (EXT) symptoms and parent–child conflict …

The relationship between interparental conflict, hostile parenting, and children's
externalizing problems is well established. Few studies, however, have examined the …

Background It is well documented that friends' externalizing problems and negative parent–
child interactions predict externalizing problems in adolescence, but relatively little is known …

This study examined potential non‐shared environmental processes in middle childhood by
estimating statistical associations between monozygotic (MZ) twin differences in …

Background: Preschool involves an array of new social experiences that may impact the
development of early externalizing behavior problems over the transition to grade school …

Background: Parent–child mutuality is comprised of emotional reciprocity, co‐
responsiveness, and cooperation, which together represent aspects of co‐regulation of …

Previous studies have emphasized the importance of rater issues in studying the etiology of
variation in internalizing and externalizing problems in children. Earlier results indicate only …

Background Previous research has suggested that substantial comorbidity exists among
childhood externalizing disorders, specifically attention-deficit/hyperactivity disorder …

Prior studies have indicated that the relationship between parent-child conflict and
adolescent antisocial behavior is at least partially shared environmental in origin. However …