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Related Experiment Video

Updated: May 6, 2026

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions

Published on: July 16, 2015

Using selective interference to investigate spatial memory representations.

T A Salthouse¹

¹Human Performance Center, University of Michigan, 330 Packard Road, 48104, Ann Arbor, Michigan.

Memory & Cognition

|November 9, 2013

Summary

This summary is machine-generated.

This study investigated how nonverbal visual stimuli are stored in memory. Results suggest that spatial information, like object positions, is processed separately from verbal information, like object identities.

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Area of Science:

Cognitive Psychology
Neuroscience
Human Memory Research

Background:

Understanding how the brain encodes and retrieves visual information is crucial for cognitive science.
Previous research suggests distinct memory systems for different types of information, but the format of nonverbal visual memory remains debated.

Purpose of the Study:

To determine if nonverbal visual stimuli are represented in memory in a verbal or spatial format.
To investigate the nature of information processing for visual stimuli using a selective interference paradigm.

Main Methods:

Two experiments employed a selective interference procedure.
Participants recalled either the positions (spatial task) or identities (verbal task) of target items.
During memory retention, participants performed a same-different recognition task on schematic faces or airplane photographs.

Main Results:

Memory performance was significantly impaired when the recall task involved spatial information (positions).
Memory performance was minimally affected when the recall task involved verbal information (identities).
Selective interference patterns support distinct processing systems for verbal and spatial information.

Conclusions:

Nonverbal visual stimuli appear to be represented in a spatial format in memory.
Experimental evidence supports the existence of separate information-processing systems for verbal and spatial information.
This finding has implications for understanding memory encoding, retrieval, and cognitive architecture.