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Working Memory

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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this information.

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Related Experiment Video

Updated: Jun 11, 2026

A Dual Task Procedure Combined with Rapid Serial Visual Presentation to Test Attentional Blink for Nontargets

A Dual Task Procedure Combined with Rapid Serial Visual Presentation to Test Attentional Blink for Nontargets

Published on: December 5, 2014

Attention and available long-term memory in an activation-based model.

ZhaoMin Liu¹, ChunYan Guo, Liang Luo

¹School of Sociology, China University of Political Science and Law, Beijing, 102249, China.

Science China. Life Sciences

|July 6, 2010

Summary

Attention significantly impacts memory recall and long-term memory availability. Focused attention during working memory processing influences how related information is stored and later accessed, affecting memory retrieval.

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Area of Science:

Cognitive Psychology
Neuroscience

Background:

Understanding how attention modulates memory formation and retrieval is crucial for cognitive science.
Previous research suggests attention plays a role in working memory and long-term memory (LTM) but the precise mechanisms are debated.

Purpose of the Study:

To investigate the influence of attention on memorizing related items.
To explore the relationship between attention, working memory (WM), and available long-term memory (ALTM).

Main Methods:

Utilized event-related potentials (ERPs), specifically the N400 component, to measure neural responses.
Employed a category comparison task to assess information processing and semantic priming effects.

Main Results:

The N400 component was more negative for items not in memory compared to those in memory.
Attention-driven information processing in WM determined the availability of related LTM content.
Different indirect semantic priming effects were observed for attended versus ignored information.

Conclusions:

Conceptual attention orientation influences the activation patterns of related LTM representations.
Findings support an activation-based model of memory, highlighting the dynamic role of attention.