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Silberg, Judy L.; Maes, Hermine; Eaves, Lindon J. – Journal of Child Psychology and Psychiatry, 2012
Background: A critical issue in devising effective interventions for the treatment of children's behavioral and emotional problems identifying genuine family environmental factors that place children at risk. In most twin and family studies, environmental factors are confounded with both direct genetic risk from parents and the indirect effect of…
Descriptors: Emotional Problems, Twins, Parent Influence, Hyperactivity
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Linker, Julie; Gillespie, Nathan A.; Maes, Hermine; Eaves, Lindon; Silberg, Judy L. – Suicide and Life-Threatening Behavior, 2012
The co-occurrence of suicidal ideation, depression, and conduct disturbance is likely explained in part by correlated genetic and environmental risk factors. Little is known about the specific nature of these associations. Structured interviews on 2,814 twins from the Virginia Twin Study of Adolescent Behavioral Development (VTSABD) and Young…
Descriptors: Twins, Intervention, Suicide, Risk
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Silberg, Judy L.; Maes, Hermine; Eaves, Lindon J. – Journal of Child Psychology and Psychiatry, 2010
Background: Despite the increased risk of depression and conduct problems in children of depressed parents, the mechanism by which parental depression affects their children's behavioral and emotional functioning is not well understood. The present study was undertaken to determine whether parental depression represents a genuine environmental…
Descriptors: Twins, Behavior Problems, Psychopathology, Genetics
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Silberg, Judy L.; Bulik, Cynthia M. – Journal of Child Psychology and Psychiatry, 2005
Objective: We investigated the role of genetic and environmental factors in the developmental association among symptoms of eating disorders, depression, and anxiety syndromes in 8-13-year-old and 14-17-year-old twin girls. Methods: Multivariate genetic models were fitted to child-reported longitudinal symptom data gathered from clinical interview…
Descriptors: Anxiety Disorders, Twins, Females, Eating Disorders
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Foley, Debra L.; Pickles, Andrew; Rutter, Michael; Gardner, Charles O.; Maes, Hermine H.; Silberg, Judy L.; Eaves, Lindon J. – Journal of Child Psychology and Psychiatry, 2004
Background: It is not known if the prevalence of parental psychiatric disorders is higher in stepfather than intact families, or if parental alcoholism is differentially associated with risk for conduct disorder (CD) symptoms in stepfather families versus intact families. Method: The sample comprised 839 girls and 741 boys from 792 intact families…
Descriptors: Anxiety Disorders, Personality Problems, Family (Sociological Unit), Incidence