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Rhee, Soo Hyun; Friedman, Naomi P.; Boeldt, Debra L.; Corley, Robin P.; Hewitt, John. K.; Knafo, Ariel; Lahey, Benjamin B.; Robinson, JoAnn; Van Hulle, Carol A.; Waldman, Irwin D.; Young, Susan E.; Zahn-Waxler, Carolyn – Journal of Child Psychology and Psychiatry, 2013
Background: Prediction of antisocial behavior is important, given its adverse impact on both the individuals engaging in antisocial behavior and society. Additional research identifying early predictors of future antisocial behavior, or antisocial propensity, is needed. The present study tested the hypothesis that both concern for others and…
Descriptors: Antisocial Behavior, Predictor Variables, Altruism, Prediction
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Ronald, Angelica; Edelson, Lisa R.; Asherson, Philip; Saudino, Kimberly J. – Journal of Abnormal Child Psychology, 2010
Behaviors characteristic of autism and ADHD emerge in early childhood, yet research investigating their comorbidity has focused on older children. This study aimed to explore the nature of the relationship between autistic-like traits and ADHD behaviors in a community sample of 2-year-olds. Twins from the Boston University Twin Project (N = 312…
Descriptors: Siblings, Attention Deficit Hyperactivity Disorder, Children, Genetics
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Rietveld, M. J. H.; Hudziak, J. J.; Bartels, M.; Beijsterveldt, C. E. M.; Boomsma, D. I. – Journal of Child Psychology and Psychiatry, 2004
Background: Twin studies of childhood behavior problems support the conclusion that individual differences in impulsivity, hyperactivity, and inattention are largely due to genetic influences. Non-genetic variation is due to environmental influences that are unique to the individual, and possibly to rater contrast effects. In the present…
Descriptors: Check Lists, Twins, Behavior Problems, Structural Equation Models