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Related Experiment Video

Updated: Jun 3, 2026

Task Interruption and Resumption Paradigm for Testing the Activation and Pursuit of an Abstract Thinking Goal

Task Interruption and Resumption Paradigm for Testing the Activation and Pursuit of an Abstract Thinking Goal

Published on: April 18, 2017

When goals collide: the interaction between prospective memory and task switching.

Robert West¹, Ashley J Scolaro, Kira Bailey

¹Department of Psychology, Iowa State University, Ames, IA 50010, USA. rwest@iastate.edu

Canadian Journal of Experimental Psychology = Revue Canadienne De Psychologie Experimentale

|March 30, 2011

Summary

This study investigated prospective memory (PM) and task switching using brain potentials. Findings show PM load impacts task switching by affecting working memory, and task switching influences how we process information for future intentions.

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Last Updated: Jun 3, 2026

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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

Area of Science:

Cognitive Neuroscience
Psychology

Background:

Prospective memory (PM) involves remembering to perform an intended action in the future.
Understanding the interaction between PM and task switching is crucial for cognitive control research.

Purpose of the Study:

To examine the neural correlates of prospective retrieval mode.
To elucidate the interaction between prospective memory and task switching.

Main Methods:

Event-related brain potentials (ERPs) were recorded in two experiments.
Participants performed pure and mixed blocks of trials involving word classification and PM cue detection.

Main Results:

Prospective retrieval mode showed distinct slow-wave activity over frontal and posterior scalp regions, varying with PM cue context (pure vs. mixed blocks).
Task set configuration neural correlates were sensitive to PM load, unlike cue encoding.
PM load appears to influence task switching by affecting the maintenance and implementation of task sets in working memory.

Conclusions:

PM load impacts task switching efficiency, potentially by modulating working memory capacity for task sets.
Task switching may influence PM by altering reliance on stimulus-independent versus stimulus-oriented processing for intention realization.