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Related Concept Videos

Working Memory01:24

Working Memory

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.
System of Memory01:23

System of Memory

Memory is categorized into three major systems: sensory memory, short-term memory (STM), and long-term memory (LTM). These systems differ in their capacity and the duration for which they can hold information. Sensory memory captures raw sensory input from the environment, holding it for just a few seconds or less. For example, on hearing a brief, loud sound, like a car horn honking, the sound seems to linger in the mind for a moment even after it stops. This is an instance of sensory memory...
Long-Term Memory01:18

Long-Term Memory

Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited.
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
Chunking and Rehearsal in Sensory Memory01:22

Chunking and Rehearsal in Sensory Memory

Improving short-term memory can be achieved through techniques like chunking and rehearsal. Chunking involves organizing information into larger, more manageable units. This technique is particularly useful for information that exceeds the typical memory span of between five and nine items. For instance, logging into an online account with a password like "ta89vq0179gz" involves grouping letters and numbers into three chunks—ta89, vq01, and 79gz. It makes large amounts of information more...
Understanding Memory01:19

Understanding Memory

Memory is the retention of information or experiences over time, facilitated through three main processes: encoding, storage, and retrieval. Encoding is the process of inputting information into the memory system. For instance, when listening to a lecture, watching a play, reading a book, or having a conversation, the brain is actively encoding information. This initial stage involves transforming sensory input into a form that can be processed and stored by the brain. Various factors, such as...
Higher Mental Functions of Brain: Learning and Memory01:26

Higher Mental Functions of Brain: Learning and Memory

Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or playing an...

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Related Experiment Video

Updated: May 19, 2026

Assessing Working Memory in Children: The Comprehensive Assessment Battery for Children – Working Memory (CABC-WM)
09:05

Assessing Working Memory in Children: The Comprehensive Assessment Battery for Children – Working Memory (CABC-WM)

Published on: June 12, 2017

About the Distinction between Working Memory and Short-Term Memory.

Bart Aben1, Sven Stapert, Arjan Blokland

  • 1Department of Neuropsychology and Psychopharmacology, Faculty of Psychology and Neuroscience, Maastricht University Maastricht, Netherlands.

Frontiers in Psychology
|September 1, 2012
PubMed
Summary
This summary is machine-generated.

Short-term memory (STM) and working memory (WM) are distinct cognitive concepts, but research often shows significant overlap. Neurobiological studies offer new insights, yet task design and cognitive load remain crucial for interpretation.

Keywords:
attentioncognitive loadcomplex spanshort-term memorysimple spanworking memory

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Psycholinguistics

Background:

  • Short-term memory (STM) and working memory (WM) are theoretical constructs differentiated by information maintenance versus maintenance plus manipulation.
  • Despite conceptual differences, the terms STM and WM are often used interchangeably in scientific literature.
  • Correlational studies reveal substantial overlap between STM and WM, challenging their distinct separation.

Purpose of the Study:

  • To critically examine the conceptual distinctions and empirical overlap between short-term memory and working memory.
  • To discuss the influence of measurement tasks and cognitive load on the interpretation of STM and WM research.
  • To explore emerging neurobiological perspectives on the relationship between STM and WM.

Main Methods:

  • Review of theoretical models differentiating STM and WM.
  • Analysis of correlational study findings regarding construct overlap.
  • Examination of neurobiological evidence and its interpretational challenges.
  • Discussion of task-specific measures (simple vs. complex span tasks) and cognitive load factors (attention, processing speed).

Main Results:

  • Evidence suggests a large or complete overlap between STM and WM in correlational studies.
  • Neurobiological studies provide a different perspective but face interpretational difficulties.
  • Task design and cognitive load significantly impact the ability to differentiate STM and WM.

Conclusions:

  • The distinction between STM and WM remains conceptually challenging due to empirical overlap.
  • Careful consideration of measurement tasks and cognitive load is essential for advancing research in this area.
  • Further theoretical and methodological refinement is needed to clarify the relationship between STM and WM.