Internalizing and externalizing problems are associated with poor academic performance,
both concurrently and longitudinally. Important questions are whether problems precede …

This investigation examined patterns of codeveloping internalizing and externalizing
problems from early childhood through adolescence (ie, Grades 1 to 12). Subgroups of …

Cognitive ability, externalizing symptoms, and internalizing symptoms are correlated in
children. However, it is not known why they combine in the general child population over …

This longitudinal study investigated the associations among children's externalizing
problems, task-avoidant behavior, and academic performance in early school years. The …

High rates of comorbidity are observed between internalizing and externalizing problems,
yet the developmental dynamics of comorbid symptom presentations are not yet well …

Using cross-domain latent growth modeling, we examined trajectories of externalizing and
internalizing problems in disadvantaged boys followed from ages 2 to 6 years (N= 303). On …

This longitudinal study considers externalizing behavior problems from ages 5 to 27 (N=
585). Externalizing problem ratings by mothers, fathers, teachers, peers, and self-report …

The current study was initiated to increase understanding of developmental cascades in
childhood in a sample of at-risk boys (N= 291; 52% White). Mothers, teachers, and boys …

There is a growing appreciation that child functioning in different domains, levels, or systems
are interrelated over time. Here, we investigate links between internalizing symptoms …

Background Internalising and externalising problems commonly co‐occur in childhood. Yet,
few developmental models describing the structure of child psychopathology appropriately …