Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Social Facilitation01:04

Social Facilitation

34.9K
Not all intergroup interactions lead to negative outcomes. Sometimes, being in a group situation can improve performance. Social facilitation occurs when an individual performs better when an audience is watching than when the individual performs the behavior alone. This typically occurs when people are performing a task for which they are skilled.
34.9K
Facial Feedback Hypothesis01:24

Facial Feedback Hypothesis

383
Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role...
383
Group Polarization01:01

Group Polarization

37.4K
Group polarization is the strengthening of an original group attitude following the discussion of views within a group (Teger & Pruitt, 1967). That is, if a group initially favors a viewpoint, after discussion the group consensus is likely a stronger endorsement of the viewpoint. Conversely, if the group was initially opposed to a viewpoint, group discussion would likely lead to stronger opposition.
37.4K
Social Proof00:52

Social Proof

30.5K
Social proof is a form of persuasion based on comparison and conformity. People compare their behavior and actions to what others are doing and will change to conform to do what their peers do.
30.5K
Bystander Effect02:09

Bystander Effect

9.9K
The discussion of bullying highlights the problem of witnesses not intervening to help a victim. This is a common occurrence, as the following well-publicized event demonstrates. In 1964, in Queens, New York, a 19-year-old woman named Kitty Genovese was attacked by a person with a knife near the back entrance to her apartment building and again in the hallway inside her apartment building. When the attack occurred, she screamed for help numerous times and eventually died from her stab wounds.
9.9K
The Influence of Affect on Cognition01:29

The Influence of Affect on Cognition

135
Positive affect significantly influences cognitive processes, including evaluation, memory, creativity, and social judgments. Compared to negative affect, positive emotional states promote more favorable interpretations of stimuli, cognitive flexibility, and heuristic processing. These effects highlight emotions' powerful role in shaping how individuals perceive, remember, and interact with the world.Influence on Evaluation and AttributionWhen individuals experience positive affect, they are...
135

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Handling the Ups and Downs of Adolescence: The Role of Emotion Regulation Repertoires.

Affective science·2026
Same author

Alexithymia and ill-being and well-being: The role of emotion regulation.

Emotion (Washington, D.C.)·2026
Same author

Spirituality and resilience among West Point cadets: The mediating role of emotional integration.

Military psychology : the official journal of the Division of Military Psychology, American Psychological Association·2026
Same author

A socially assistive robot to support mental wellbeing in LGBTQ+ young people at risk of self-harm: a randomized controlled trial.

Nature medicine·2026
Same author

Research Review: Emotion regulation in individuals with intellectual disability - an integrative review.

Journal of child psychology and psychiatry, and allied disciplines·2026
Same author

Emotion Regulation Mediates the Link Between Exposure to Childhood Adversity and Transdiagnostic Symptom Domains in Youth.

JAACAP open·2026
Same journal

How Does the Mind Grow? Cross-Cultural Intuitive Theories of Mental Development.

Psychological science·2026
Same journal

Not All Practice Is Created Equal: Longitudinal Evidence From Over 40,000 Chess Players.

Psychological science·2026
Same journal

Eye Glint as a Novel Perceptual Cue in Human Vision.

Psychological science·2026
Same journal

Multitarget Visual Search Flexibly Switches Between Concurrent and Sequential Search Modes.

Psychological science·2026
Same journal

Motive Alignment Promotes Adolescents' Proenvironmental Behavior: A Field Experiment in Two Cultures.

Psychological science·2026
Same journal

Retributive Sentiments Track Both Deterrent and Compensatory Concerns in a Small-Scale Society and a WEIRD Sample.

Psychological science·2026
See all related articles

Related Experiment Video

Updated: Nov 16, 2025

Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion
15:57

Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion

Published on: May 4, 2011

17.0K

The Crowd-Emotion-Amplification Effect.

Amit Goldenberg1, Erika Weisz2, Timothy D Sweeny3

  • 1Harvard Business School, Harvard University.

Psychological Science
|February 24, 2021
PubMed
Summary
This summary is machine-generated.

People tend to focus on highly emotional faces in a crowd, leading to an overestimation of the crowd's overall emotion. This "crowd-emotion-amplification effect" impacts judgments in various social situations.

Keywords:
emotionsintergroup dynamicsopen dataopen materialsperceptionpreregisteredsocial cognition

More Related Videos

Brain Imaging Investigation of the Neural Correlates of Emotion Regulation
14:04

Brain Imaging Investigation of the Neural Correlates of Emotion Regulation

Published on: August 26, 2011

12.8K
Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception
05:48

Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception

Published on: August 9, 2024

1.8K

Related Experiment Videos

Last Updated: Nov 16, 2025

Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion
15:57

Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion

Published on: May 4, 2011

17.0K
Brain Imaging Investigation of the Neural Correlates of Emotion Regulation
14:04

Brain Imaging Investigation of the Neural Correlates of Emotion Regulation

Published on: August 26, 2011

12.8K
Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception
05:48

Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception

Published on: August 9, 2024

1.8K

Area of Science:

  • Social Psychology
  • Cognitive Psychology
  • Human Perception

Background:

  • Assessing crowd emotionality is crucial for social interactions.
  • Individuals selectively attend to faces when observing groups.
  • Prior research has not fully explained how facial emotion perception influences group emotion estimation.

Purpose of the Study:

  • To investigate the crowd-emotion-amplification effect.
  • To determine if preferential attention to emotional faces drives this effect.
  • To examine the impact of exposure time on crowd emotion perception.

Main Methods:

  • Three studies (N=50 each) were conducted.
  • Participants viewed arrays of faces with varying emotional expressions.
  • Eye-tracking technology was used in Study 3 to monitor visual attention.

Main Results:

  • The crowd-emotion-amplification effect was consistently documented across studies.
  • Increased exposure time did not diminish the amplification effect.
  • Attentional bias towards emotionally expressive faces was confirmed as the mechanism driving the effect.

Conclusions:

  • Preferential attention to emotional faces leads to an amplified perception of crowd emotion.
  • This effect has significant implications for real-time social judgment in public settings.
  • Understanding attentional biases is key to accurate crowd emotionality assessment.