journal-article · 2014 · en
Known risk factors for violence predict 12-month-old infants' aggressiveness with peers
Hay, D. F., Mundy, L., Roberts, S., Carta, R., Waters, C. S., Perra, O., Jones, R., Jones, I., Goodyer, I., Harold, G., Thapar, A., van Goozen, S.
Psychological Science, 25(5), 1108-1119
Evidencia · Alta
Síntesis
Infant peer aggression (hitting, biting) is observable at 12 months and predicted by
perinatal risk factors, supporting early-emergence rather than learned-aggression model.
Etapas
1-3
Dominios
social-development
Tags
aggression · infancy · peer
Afirmaciones que citan esta fuente (1)
claim-aggression-peaks-toddler
Physical aggression (hitting, biting, kicking) peaks between 24 and 42 months in typical development, then declines as language and self-regulation develop. Toddler hitting/biting is normative, not a sign of pathology, and is mostly outgrown by school age.
Casos del catálogo que usan esta fuente (3)