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

Perceptual Constancy01:12

Perceptual Constancy

1.8K
Perceptual constancy is the ability to recognize that objects remain consistent and unchanged even when their appearance varies due to changes in sensory input. There are four main types of perceptual constancy: size constancy, shape constancy, color constancy, and brightness constancy.
Size constancy is the recognition that an object remains the same size, even when its image on the retina changes. For instance, a bus is perceived to be large enough to carry people, even if it looks tiny from...
1.8K
Gestalt Principles of Perception01:21

Gestalt Principles of Perception

1.8K
Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...
1.8K
Dark Triad and Person Perception01:29

Dark Triad and Person Perception

529
Person perception is influenced by both external behaviors and the observer’s internal characteristics, including personality traits. Individuals with dark personality traits, comprising psychopathy, Machiavellianism, and narcissism — collectively known as the dark triad – exhibit manipulative and exploitative tendencies in social contexts. These traits affect how they perceive others and how they are perceived.The Role of Dark Personality Traits in Person PerceptionBlack et...
529
Factors Affecting Perception01:25

Factors Affecting Perception

3.3K
Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
An illustrative example of a perceptual set is the scenario where an airline pilot told...
3.3K
Visual Agnosia01:12

Visual Agnosia

2.0K
Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
2.0K
Hindsight Biases01:12

Hindsight Biases

3.5K
Hindsight bias leads you to believe that the event you just experienced was predictable, even though it really wasn’t. In other words, you knew all along that things would turn out the way they did. Can you relate this to the phrase "Hindsight is 20/20" now? 
3.5K

You might also read

Related Articles

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

Sort by
Same author

Dopaminergic manipulation modulates frequency-specific EEG connectivity patterns: evidence from a single dose drug challenge study.

Frontiers in neuroscience·2026
Same author

From surface to depth: Using deep learning to predict striatal fMRI reward signaling from EEG.

Imaging neuroscience (Cambridge, Mass.)·2026
Same author

Brain texture alterations predict subtle visual perceptual dysfunctions in recent onset psychosis and clinical high-risk state.

Translational psychiatry·2026
Same author

Neural Dynamics of Social Cognition: A Single-Trial Computational Analysis of Learning Under Uncertainty.

Human brain mapping·2026
Same author

The impact of premature birth and low birth weight on motor, visual, and cognitive skills and mental health in adolescence: a systematic review and meta-analysis.

European child & adolescent psychiatry·2026
Same author

Echoes of ease: Tracing the course of obsessive-compulsive symptoms in the aftermath of a pandemic-Insights from a four-year panel study.

The British journal of clinical psychology·2025

Related Experiment Video

Updated: May 3, 2026

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

24.7K

Knowledge corruption for visual perception in individuals high on paranoia.

Steffen Moritz1, Anja S Göritz2, Niels Van Quaquebeke3

  • 1University Medical Center Hamburg-Eppendorf, Department of, Psychiatry and Psychotherapy, Martinistr. 52, Hamburg, Germany.

Psychiatry Research
|January 28, 2014
PubMed
Summary

Individuals with high paranoia exhibit overconfidence in incorrect visual perception task responses. This overconfidence in errors may be a widespread phenomenon, potentially treatable with cognitive bias modification.

Keywords:
ConfidenceDelusionsDepressionKnowledge corruptionParanoiaSchizophreniaVisual illusions

More Related Videos

A Method for Investigating Change Blindness in Pigeons Columba Livia
06:14

A Method for Investigating Change Blindness in Pigeons Columba Livia

Published on: September 7, 2018

6.0K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

1.0K

Related Experiment Videos

Last Updated: May 3, 2026

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

24.7K
A Method for Investigating Change Blindness in Pigeons Columba Livia
06:14

A Method for Investigating Change Blindness in Pigeons Columba Livia

Published on: September 7, 2018

6.0K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

1.0K

Area of Science:

  • Cognitive Psychology
  • Clinical Psychology
  • Neuroscience

Background:

  • Previous research indicates overconfidence in errors for memory and social cognition tasks in paranoid schizophrenia patients.
  • The current study investigates if this overconfidence extends to visual perception tasks.

Purpose of the Study:

  • To determine if individuals with high paranoia exhibit overconfidence in errors on visual perception tasks.
  • To explore the potential ubiquity of overconfidence in errors across different cognitive domains.

Main Methods:

  • Recruited nonclinical participants via an online panel.
  • Administered the Paranoia Checklist and presented participants with blurry images (object vs. visual noise).
  • Collected data on object identification and confidence judgments from 1966 participants.

Main Results:

  • Participants high in paranoia demonstrated poor confidence calibration, showing overconfidence in incorrect responses.
  • High-paranoia individuals had a 20% error rate with high confidence, versus 12% in low-paranoia individuals.
  • Paranoia scores significantly decreased after task performance.

Conclusions:

  • Overconfidence in errors was demonstrated in a visual perception task for the first time in individuals with high paranoia.
  • This suggests overconfidence in errors may be a ubiquitous cognitive phenomenon.
  • Bias modification programs incorporating cognitive fallibility exercises could aid in symptom improvement for clinical paranoia.