Older Siblings as Academic Socialization Agents for Younger Siblings: Developmental Pathways across Adolescence.

The role of older siblings in younger siblings' academic socialization becomes increasingly salient during adolescence. This longitudinal study examines the developmental mechanisms through which older siblings shape younger siblings' academic outcomes and whether older siblings' peer affiliations predict younger siblings' educational aspirations and attainment. Data consisted of responses from 395 target adolescents (M = 12.