Deception is a common phenomenon in everyday life, yet some people generally lie more than others and some people consider lying more acceptable than others do. Current knowledge about lie acceptability across development or about the individual differences in emotion or personality which shape it is still in an incipient stage. We aimed to expand…

Therapeutic alliance is associated with treatment outcomes across a diverse range of intervention models and clinical populations. Likewise, the perceived quality of working alliance in adult psychotherapy has been a consistent predictor of engagement, while research with children is limited. This study draws from a sample of 180 children who were…

Objective: The primary objective of this study was to evaluate the prevalence of multiple types of sleep problems in young adolescents with ADHD. Method: 262 adolescents comprehensively diagnosed with ADHD and their caregivers completed well-validated measures of sleep problems and daytime sleepiness. Participants also completed measures related…

The joint development of trajectories of bullying perpetration and peer victimization from Grade 5 to Grade 8 and concurrent and predictive associations with parent- and child-reported symptoms of psychopathology (anxiety, depression, attention-deficit/hyperactivity disorder, and somatization) were examined in a large sample (N = 695) of Canadian…

This study explored how certain personality traits, behaviors, and social status may be associated with who is targeted as a victim of peer aggression. The sample consisted of 233 students in sixth through eighth grades from rural communities. Results indicate that symptoms of anxiety, a high sense of inadequacy, and elevated social stress are…