Siblings versus parents and friends: longitudinal linkages to adolescent externalizing problems

Ivy N Defoe1, Loes Keijsers, Skyler T Hawk

  • 1Department of Developmental Psychology, Utrecht University, Utrecht, The Netherlands.

Summary

Older sibling externalizing problems uniquely predict adolescent externalizing problems, comparable to risks from parents and friends. This highlights siblings as a significant social risk factor in adolescent development.

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