Parental conflict is a well-established predictor of child maladjustment. Most research, however, has not considered how the couple's positivity-negativity interaction ratio (i.e., the ability to compensate for negative behaviors with positive) may be linked with child adjustment. We examined interparental positivity-negativity interaction ratios…

As internalizing and externalizing problems often co-occur, the current study utilized a longitudinal dataset of 784 at-risk children (predominantly from low-income families and academically at-risk; 52.6% male) followed yearly from Grade 1 to Grade 12 to: (a) explore the heterogeneity in the codevelopment patterns of internalizing and…

Developmental science integrates concepts from developmental medicine, human genetics, developmental and clinical psychology to understand behavioural adjustment and maladjustment in children, adolescents and adults as a product of the transactions between the child, its biological organization and its social experience. Put into such a…