Known risk factors for violence predict 12-month-old infants' aggressiveness with peers
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In: Psychological Science, Vol. 22, No. 9, 2011, p. 1205 - 1211.
Research output: Contribution to journal › Article › peer-review
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T1 - Known risk factors for violence predict 12-month-old infants' aggressiveness with peers
AU - Hay, Dale
AU - Mundy, Lisa
AU - Roberts, Siwan
AU - Carta, Raffaella
AU - Waters, Cerith
AU - Perra, Oliver
AU - Jones, Roland
AU - Jones, Ian
AU - Goodyer, Ian
AU - Harold, Gordon
AU - Thapar, Anita
AU - van Goozen, Stephanie
PY - 2011
Y1 - 2011
N2 - This study tested the hypothesis that 12-month-old infants' use of force against peers is associated with known risk factors for violence. We conducted a prospective longitudinal study, which included laboratory observations of firstborn British infants (N = 271) during simulated birthday parties. No gender differences in aggressiveness were observed. The infants' observed aggressiveness was significantly correlated with mothers' mood disorder during pregnancy and with mothers' history of conduct problems. Infants' observed aggressiveness was correlated with parents' ratings of infants' anger and aggression, which were also predicted by mothers' mood disorder and history of conduct problems. Our findings indicate that infants at risk for serious aggression can already be identified when the motor ability to use physical force first enters the human repertoire.
AB - This study tested the hypothesis that 12-month-old infants' use of force against peers is associated with known risk factors for violence. We conducted a prospective longitudinal study, which included laboratory observations of firstborn British infants (N = 271) during simulated birthday parties. No gender differences in aggressiveness were observed. The infants' observed aggressiveness was significantly correlated with mothers' mood disorder during pregnancy and with mothers' history of conduct problems. Infants' observed aggressiveness was correlated with parents' ratings of infants' anger and aggression, which were also predicted by mothers' mood disorder and history of conduct problems. Our findings indicate that infants at risk for serious aggression can already be identified when the motor ability to use physical force first enters the human repertoire.
U2 - 10.1177/0956797611419303
DO - 10.1177/0956797611419303
M3 - Article
VL - 22
SP - 1205
EP - 1211
JO - Psychological Science
JF - Psychological Science
SN - 0956-7976
IS - 9
ER -