Social knowledge about others is anchored to self-knowledge in the hippocampal formation.

ABSTRACT: Mounting evidence suggests the human hippocampal formation (HF) maps how different people's attributes relate to each other. Yet, it's unclear if hippocampal map-like knowledge representations of other people are shaped by self-knowledge. Here, we test if a prominent heuristic involving an implicit reliance on self-knowledge when rating others, egocentric anchoring-and-adjustment, is present in the HF when relational information about different social entities is retrieved. Participants first provided likelihood ratings of partaking in everyday activities for themselves, fictitious individuals, and familiar social groups. During a neuroimaging task that doesn't require using self-knowledge, participants then learned a stranger's preference for an activity relative to one of the fictitious

SUBMITTER: Rodriguez Aramendia M 

PROVIDER: S-EPMC11964405 | biostudies-literature | 2025 Apr

REPOSITORIES: biostudies-literature