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

Inertial Frames of Reference01:03

Inertial Frames of Reference

9.9K
Newton’s first law is usually considered to be a statement about reference frames. It provides a method for identifying a special type of reference frame: the inertial reference frame. In principle, we can make the net force on a body zero. If its velocity relative to a given frame is constant, then that frame is said to be inertial. So, by definition, an inertial reference frame is a reference frame where Newton's first law holds valid. Newton's first law applies to objects with...
9.9K
Non-inertial Frames of Reference01:27

Non-inertial Frames of Reference

8.5K
A reference frame accelerating or decelerating relative to an inertial frame is a non-inertial frame. To help understand this, consider what taking off in an airplane, turning a corner in a car, riding a merry-go-round, and the circular motion of a tropical cyclone all have in common. All these systems are accelerating, decelerating, or rotating relative to the Earth; hence, they all are non-inertial frames. All these systems exhibit inertial forces, which merely seem to arise from motion,...
8.5K
Actor-Observer Effect01:23

Actor-Observer Effect

503
The actor-observer effect, a cognitive bias closely linked to the fundamental attribution error, refers to the tendency for individuals to attribute their behavior to external, situational factors while explaining others’ behavior in terms of internal, dispositional traits. This asymmetry in attribution significantly influences social perception and judgment.Cognitive Mechanisms Behind the EffectTwo primary psychological mechanisms contribute to the actor-observer effect: differences in...
503
The Sense of Self: Reflected Self-Appraisal and Social Comparison02:57

The Sense of Self: Reflected Self-Appraisal and Social Comparison

56.6K
According to Charles Cooley, we base our image on what we think other people see (Cooley 1902). We imagine how we must appear to others, then react to this speculation. We don certain clothes, prepare our hair in a particular manner, wear makeup, use cologne, and the like—all with the notion that our presentation of ourselves is going to affect how others perceive us. We expect a certain reaction, and, if lucky, we get the one we desire and feel good about it. But more than that, Cooley...
56.6K
Framing Effects03:26

Framing Effects

8.1K
Information is everywhere and its presentation—such as how and when items are presented—can impact our perceptions and decisions surrounding the info. This broad concept umbrellas framing effects—influences that occur due to the way information is framed in its appearance, whether it’s purely the order or the specific wording of a message. Let’s take a look at numerous ways in which two versions of something can objectively say the same thing, yet we respond in...
8.1K
Schemas01:42

Schemas

12.5K
A schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.
12.5K

You might also read

Related Articles

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

Sort by
Same author

Antenatal stress, marital satisfaction and antenatal depression of Chinese couples: an actor-partner interdependence model extended to mediation.

BMC psychology·2026
Same author

Correction: RPL28 mediates sorafenib resistance in hepatocellular carcinoma by downregulating CDC6 expression.

Frontiers in oncology·2026
Same author

Characterization of Carbonation Curing Influence on Nonlinear Ultrasonic Response and Mechanical Performance of Mortar.

Materials (Basel, Switzerland)·2026
Same author

RPL28 mediates sorafenib resistance in hepatocellular carcinoma by downregulating CDC6 expression.

Frontiers in oncology·2026
Same author

Incidence of endocrine toxicities in patients with solid tumor malignancies receiving curative-intent immune checkpoint inhibitor (ICI) therapy: A single institution experience.

Journal of oncology pharmacy practice : official publication of the International Society of Oncology Pharmacy Practitioners·2026
Same author

Enhanced Sonodynamic Therapy and Radiotherapy Efficacy: Modified Polyethylene Glycol-Bismuth Trioxide Nanoplatform for Targeted Tumor Treatment.

Biomaterials research·2026
Same journal

Low prevalence targets are primarily missed due to mind wandering.

Attention, perception & psychophysics·2026
Same journal

An introduction to the special issue celebrating Mary A. Peterson.

Attention, perception & psychophysics·2026
Same journal

Properties of the threshold stimulus exposure duration (TSED) measure of visual search efficiency.

Attention, perception & psychophysics·2026
Same journal

Auditory selective attention in depth: Investigating directional dependency across front, lateral, and rear spaces.

Attention, perception & psychophysics·2026
Same journal

Dissociations between stereoacuity and visual acuity with binocular night vision goggles.

Attention, perception & psychophysics·2026
Same journal

Reward-based prioritization and perceptual feature effects on attentional flexibility in working memory.

Attention, perception & psychophysics·2026
See all related articles

Related Experiment Video

Updated: Mar 29, 2026

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

14.0K

The Simon effect based on the egocentric and allocentric reference frame.

Huan Wang1, Nan Liu1, Guiying Zou1

  • 1Center for Studies of Psychological Application and School of Psychology, South China Normal University, Guangzhou, 510631, China.

Attention, Perception & Psychophysics
|November 26, 2015
PubMed
Summary
This summary is machine-generated.

The Simon effect, influenced by egocentric and allocentric spatial frames, shows egocentric effects regardless of task demands. Allocentric effects emerge only with explicit representation, and both interact consistently.

Keywords:
Allocentric reference frameEgocentric reference frameSimon effect

More Related Videos

Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment
07:20

Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment

Published on: March 8, 2019

14.4K
A View of Their Own: Capturing the Egocentric View of Infants and Toddlers with Head-Mounted Cameras
03:56

A View of Their Own: Capturing the Egocentric View of Infants and Toddlers with Head-Mounted Cameras

Published on: October 5, 2018

8.1K

Related Experiment Videos

Last Updated: Mar 29, 2026

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

14.0K
Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment
07:20

Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment

Published on: March 8, 2019

14.4K
A View of Their Own: Capturing the Egocentric View of Infants and Toddlers with Head-Mounted Cameras
03:56

A View of Their Own: Capturing the Egocentric View of Infants and Toddlers with Head-Mounted Cameras

Published on: October 5, 2018

8.1K

Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Human Factors

Background:

  • The Simon effect demonstrates faster responses when task-irrelevant stimulus location matches response hand location.
  • Spatial object location can be represented in egocentric (self-centered) or allocentric (world-centered) reference frames.
  • The interaction between egocentric and allocentric Simon effects and the influence of task demands remain unclear.

Purpose of the Study:

  • To investigate the interaction between egocentric and allocentric Simon effects.
  • To determine if task demands modulate this interaction.
  • To examine the conditions under which egocentric and allocentric Simon effects manifest.

Main Methods:

  • Orthogonally crossing egocentric and allocentric stimulus-response compatibility in a Simon task.
  • Manipulating task demands by explicitly representing spatial reference frames (Experiment 1) versus not (Experiment 2).
  • Analyzing response times to assess Simon effect magnitudes and interactions.

Main Results:

  • Egocentric Simon effect occurred regardless of explicit egocentric representation.
  • Allocentric Simon effect was observed only when allocentric representations were explicitly induced.
  • Egocentric and allocentric Simon effects interacted consistently across task demands, with response delays when both were incongruent.

Conclusions:

  • Egocentric spatial representations influence the Simon effect robustly, independent of explicit task demands.
  • Allocentric spatial representations contribute to the Simon effect only when explicitly processed.
  • The interaction between egocentric and allocentric spatial information in the Simon effect is robust and not significantly affected by task demands.