bystander effect

social psychological phenomenon in which individuals are less likely to offer help to a victim when other people are present
Thing phenomenon Q230749
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bystander effect

Summary

bystander effect is a phenomenon[1]. It has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • bystander effect's instance of is recorded as phenomenon[3].
  • bystander is named after bystander effect[4].
  • Kitty Genovese is named after bystander effect[5].
  • murder of Kitty Genovese is named after bystander effect[6].
  • witness is named after bystander effect[7].
  • bystander effect is part of crowd psychology terminology[8].
  • bystander effect's different from is recorded as bystander effect[9].

Body

Definition and Type

bystander effect's instance of is recorded as phenomenon[3].

Origins

Things named after include bystander[4]; Kitty Genovese[5], a waiter[10], 1935–1964[11], of United States[12]; murder of Kitty Genovese[6], a murder[13], in United States[14]; and witness[7], an evidence[15].

Use and Application

bystander effect is part of crowd psychology terminology[8].

Why It Matters

bystander effect has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[2] It is known by 11 alternative names across languages and contexts.[16]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.

Inline context (facts about related entities)

  1. [10] . Wikidata. wikidata.org. → on this site
  2. [11] . Wikidata. wikidata.org. → on this site
  3. [12] . Wikidata. wikidata.org. → on this site
  4. [13] . Wikidata. wikidata.org. → on this site
  5. [14] . Wikidata. wikidata.org. → on this site
  6. [15] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [16] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). bystander effect. Retrieved May 3, 2026, from https://4ort.xyz/entity/bystander-effect
MLA “bystander effect.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/bystander-effect.
BibTeX @misc{4ortxyz_bystander-effect_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{bystander effect}}, year = {2026}, url = {https://4ort.xyz/entity/bystander-effect}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): bystander effect — https://4ort.xyz/entity/bystander-effect (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 17d ago · Yirba · 2026-06-20 view diff on Wikidata ↗
    Instance of phenomenon
    Part of
    Named after bystander, Kitty Genovese, murder of Kitty Genovese +1
    Aliases
    + 5 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37444|batch #37444]]: Encyclopedia of China (Third Edition) ID (2026) ([[Property:P14541]]) 2"
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