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Related Experiment Video

Updated: Oct 4, 2025

The Spatial Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition
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Memory and Proactive Interference for spatially distributed items.

Ansgar D Endress1

  • 1Department of Psychology, City, University of London, Northampton Square, London, EC1V 0HB, UK. ansgar.endress.1@city.ac.uk.

Memory & Cognition
|February 4, 2022
PubMed
Summary
This summary is machine-generated.

Proactive interference (PI) impairs visual working memory (WM) for spatially distributed items, challenging the idea that spatial cues protect memory. Interference primarily stems from recently encoded items, not item-location pairs.

Keywords:
DistinctivenessLong-term memoryProactive interferenceShort-term memoryTemporary memoryWorking memory

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Visual Perception

Background:

  • Limited capacity of short-term information retention.
  • Proactive Interference (PI) as a potential cause for memory limitations.
  • Hypothesis that spatial information in visual working memory (WM) may mitigate PI.

Purpose of the Study:

  • Investigate PI in spatially distributed visual items.
  • Determine if PI occurs with simple items or item-location combinations.
  • Assess the impact of spatial information on PI in WM.

Main Methods:

  • Experimental design to test PI with spatially distributed items.
  • Mathematical modeling to differentiate interference sources.
  • Analysis of memory performance and PI susceptibility under varying spatial information conditions.

Main Results:

  • PI is observed for spatially distributed items, contrary to protective theories.
  • Interference primarily arises from recently presented memory items.
  • Mathematical modeling indicates interference occurs among simple items, not item-location combinations.
  • Spatial distribution impairs memory, but PI susceptibility remains unaffected by spatial presence or predictiveness.

Conclusions:

  • Visual working memory is susceptible to proactive interference, particularly with spatially distributed items.
  • Interference originates from recent memory items, not item-location associations.
  • Spatial information does not protect against PI; rather, spatial distribution can impair memory performance.