Older Sibling Prosocial Behavior Toward Younger Siblings During Adolescence: A Multi-Informant Multi-Method Investigation

Christy R. Rogers, Eva H. Telzer, Department of Human Development and Family Sciences, Texas Tech University, Department of Psychology and Neuroscience, University of North Carolina at Chapel Hill, Chapel Hill

Journal of Social and Personal Relationships

Published online on July 10, 2026

Abstract

Journal of Social and Personal Relationships, Ahead of Print.
Adolescence is a time of increasing propensity to engage in prosocial behaviors toward family, with more recent work showing this proclivity toward siblings specifically. Sibling warmth and constructive problem-solving have been shown to promote ...