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Farrell, Ann H.; Vaillancourt, Tracy – Developmental Psychology, 2021
Indirect aggression has been associated with antisocial personality traits like Machiavellianism, but there is a lack of evidence on their longitudinal development across adolescence. Therefore, the joint developmental trajectories of adolescent indirect aggression and Machiavellianism across 3 years of high school (Grades 10 to 12) were…
Descriptors: Aggression, Antisocial Behavior, Personality Traits, Predictor Variables
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Bakhtiari, Reyhane; Hutchison, Sarah M.; Iarocci, Grace – Autism: The International Journal of Research and Practice, 2021
Self-report measures offer a unique source of information in the assessment and intervention of individuals with autism spectrum disorder. However, it is not known if children with autism spectrum disorder can answer self-report questionnaires accurately and consistently. As a step to address this issue, we examined validity indexes of the…
Descriptors: Autism, Pervasive Developmental Disorders, Measurement Techniques, Child Behavior