๐Ÿง ap psychology review

Bystander Effect

Written by the Fiveable Content Team โ€ข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated September 2025

Definition

The bystander effect is a social psychological phenomenon where individuals are less likely to offer help to a victim when other people are present.