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 Experiment Videos

Functional decay of memory for tasks.

Erik M Altmann1

  • 1Department of Psychology, Michigan State University, East Lansing, MI 48824, USA. ema@msu.edu

Psychological Research
|December 6, 2002
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Explaining the Validity of the ASVAB for Job-Relevant Multitasking Performance: The Role of Placekeeping Ability.

Journal of Intelligence·2023
Same author

Task independence of placekeeping as a cognitive control construct: Evidence from individual differences and experimental effects.

Cognition·2022
Same author

Slow-wave sleep during a brief nap is related to reduced cognitive deficits during sleep deprivation.

Sleep·2021
Same author

Caffeine selectively mitigates cognitive deficits caused by sleep deprivation.

Journal of experimental psychology. Learning, memory, and cognition·2021
Same author

Incremental validity of placekeeping as a predictor of multitasking.

Psychological research·2020
Same author

Effects of total sleep deprivation on procedural placekeeping: More than just lapses of attention.

Journal of experimental psychology. General·2019
Same journal

Musical training increases anticipatory responding and predictive control in sequence learning.

Psychological research·2026
Same journal

When emotions hurt: negative interpretations of bodily signals and interoceptive difficulties in fibromyalgia.

Psychological research·2026
Same journal

Emotion-specific modality effects in auditory and visual perception of emotion.

Psychological research·2026
Same journal

The effect of retrieval practice on incidental memory is modulated by emotional valence: evidence of ERPs.

Psychological research·2026
Same journal

The length of a piece of string: Where the whole is more than the sum of its constituent parts.

Psychological research·2026
Same journal

The influence of older age, individual differences in cognitive abilities, and state of mind on learning novel categories.

Psychological research·2026
See all related articles

Task performance relies on memory. This study shows that memory decay is crucial for task switching, preventing interference and explaining performance declines during task execution.

Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Human-Computer Interaction

Background:

  • Task performance is contingent on accurate task memory.
  • In dynamic environments, task memory must decay to avoid interference with subsequent tasks.
  • Understanding memory decay is critical for optimizing cognitive performance and system design.

Purpose of the Study:

  • To investigate the process of memory decay in task switching.
  • To examine the causal role of memory decay in performance decrements during continuous task execution.
  • To explore the generalizability of memory decay effects across different task-switching paradigms.

Main Methods:

  • Three experiments involving task switching were conducted.
  • Performance was measured by response times and accuracy.

Related Experiment Videos

  • Within-run slowing (performance decline over time) was analyzed under varying conditions of memory salience and task predictability.

    • Main Results:

    • Consistent within-run slowing was observed, indicating a performance decline as current task memory decays.
    • Slowing was reduced when task memory was optional, supporting its causal role.
    • Slowing persisted even with predictable task instructions, ruling out anticipation as the sole cause.

    Conclusions:

    • Memory decay is a fundamental mechanism in task switching, contributing to within-run slowing.
    • This decay process is essential for preventing interference and facilitating efficient switching between tasks.
    • The findings have implications for understanding cognitive load and designing user interfaces that minimize interference.