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Updated: Aug 28, 2025

Virtual Hand with Ambiguous Movement between the Self and Other Origin: Sense of Ownership and 'Other-Produced' Agency
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Object coding in peripersonal space depends on object ownership.

Lucie Lenglart1, Alice Cartaud1, François Quesque2

  • 1CNRS, UMR 9193, SCALab-Sciences Cognitives et Sciences Affectives, University of Lille, Villeneuve d'Ascq Cedex, France.

Quarterly Journal of Experimental Psychology (2006)
|September 16, 2022
PubMed
Summary
This summary is machine-generated.

Object ownership enhances attention and processing speed for self-owned items within peripersonal space (PPS). This effect extends the personal space representation, particularly for individuals sensitive to social presence.

Keywords:
Peripersonal spaceframe-of-referenceobject ownershipsocial cognition

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Area of Science:

  • Cognitive Neuroscience
  • Social Psychology

Background:

  • Objects in peripersonal space (PPS) gain enhanced attention compared to extrapersonal space (EPS).
  • The influence of object ownership on spatial representations, particularly within PPS, remains largely unexplored.

Purpose of the Study:

  • To investigate how object ownership interacts with peripersonal space (PPS) representation.
  • To examine the effect of owning an object on its processing and spatial coding.

Main Methods:

  • Participants judged reachability of self-owned and other-owned mugs at varying distances.
  • A subsequent localization task assessed spatial memory.
  • A virtual character's subtle shift evaluated spatial frames of reference (egocentric vs. allocentric).

Main Results:

  • Self-owned mugs were processed faster than other-owned mugs, but only within PPS.
  • Reachability judgments for self-owned mugs were biased, extending PPS representation, especially in individuals with high fantasy scores (IRI).
  • Localization performance was affected by the virtual character's shift, indicating a shift from egocentric to allocentric frames of reference with increasing distance.

Conclusions:

  • Ownership and PPS representations interact to enhance processing of manipulable objects.
  • Individual differences in social sensitivity modulate this ownership-PPS interaction.
  • Spatial reference frames transition from egocentric to allocentric as objects move further away from the self.