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 Concept Videos

Cattell's Theory of Intelligence01:25

Cattell's Theory of Intelligence

7.0K
Raymond Cattell, along with John Horn, made significant contributions to our understanding of intelligence by distinguishing between two types: fluid intelligence and crystallized intelligence.
Fluid intelligence involves the capacity to solve new problems and adapt to unfamiliar situations. It's the type of intelligence individuals use when they encounter a novel problem or puzzle that requires innovative thinking. For instance, figuring out how to operate a new gadget relies heavily on...
7.0K
Working Memory01:24

Working Memory

396
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...
396
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

945
Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
945
Biological Influences on Intelligence01:30

Biological Influences on Intelligence

160
Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter...
160
Triarchic Theory of Intelligence01:24

Triarchic Theory of Intelligence

8.5K
Robert Sternberg's triarchic theory of intelligence posits that intelligence is composed of three distinct but interrelated components: analytical, creative, and practical intelligence.
8.5K
Body Water Content and Fluid Compartments01:19

Body Water Content and Fluid Compartments

851
Life's biochemical processes occur within aqueous solutions. Solutes are substances that are dissolved within these solutions. The human body contains a variety of solutes, which can differ across various body parts. These can encompass proteins—such as those responsible for clotting and carbohydrate transport—as well as electrolytes. In medicine, an electrolyte is often described as a mineral ion derived from a salt possessing an electric charge. Examples include sodium ions...
851

You might also read

Related Articles

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

Sort by
Same author

Domain-specific Internet use and social participation in older adults: the role of affective attitudes toward digital device use.

European journal of ageing·2026
Same author

Visual Search Performance in Children With ASD: A Combined Case-Control and Longitudinal Study.

Autism research : official journal of the International Society for Autism Research·2026
Same author

Usage of the Tablet-Based "Keep On Keep Up" Digital Program and Resulting Changes in Physical Capacity and Real-World Walking in Community-Dwelling Older Adults: Process Evaluation.

JMIR formative research·2026
Same author

Locus-Coeruleus Norepinephrine Functioning as a Predictor of Childhood Mental Health (LOCUS-MENTAL): Protocol for a Longitudinal Study.

JMIR research protocols·2026
Same author

Investigating the analytical robustness of the social and behavioural sciences.

Nature·2026
Same author

Locus coeruleus modulation of neurophysiological sensory selectivity differs in autism and other mental health conditions.

Translational psychiatry·2026
Same journal

Career Adaptability and Academic Achievement Among Chinese High School Students: A Three-Wave Longitudinal Study of Social Cognitive and Metacognitive Mediating Mechanisms.

Journal of Intelligence·2026
Same journal

The Role of Artificial Intelligence in Preservice Science Teachers' Analogical Reasoning: Evidence from Analogy Design.

Journal of Intelligence·2026
Same journal

The Impact of Artificial Intelligence-Supported Instruction on Student Learning in STEM: A Systematic Review and Meta-Analysis.

Journal of Intelligence·2026
Same journal

Reading and Writing Profiles in Twice-Exceptional Adolescents with Intellectual Giftedness and Dyslexia.

Journal of Intelligence·2026
Same journal

Emotional Intelligence, Self-Regulation, and Children's Well-Being in Fourth-Grade Students: Cross-Sectional Associations from Türkiye.

Journal of Intelligence·2026
Same journal

Detecting Demographic Influences on Measures of Spatial Ability with Rasch Tree Analysis.

Journal of Intelligence·2026
See all related articles

Related Experiment Video

Updated: Aug 1, 2025

Utilizing Electroencephalography Measurements for Comparison of Task-Specific Neural Efficiencies: Spatial Intelligence Tasks
06:57

Utilizing Electroencephalography Measurements for Comparison of Task-Specific Neural Efficiencies: Spatial Intelligence Tasks

Published on: August 9, 2016

11.5K

Fluid Intelligence Is (Much) More than Working Memory Capacity: An Experimental Analysis.

Dirk Hagemann1, Max Ihmels2, Nico Bast3

  • 1Institute of Psychology, University of Heidelberg, 69117 Heidelberg, Germany.

Journal of Intelligence
|April 27, 2023
PubMed
Summary
This summary is machine-generated.

Fluid intelligence may be causally influenced by working memory capacity. However, working memory alone does not fully explain fluid intelligence, indicating other cognitive factors are involved.

Keywords:
fluid intelligencesecondary tasksworking memory capacityworking memory span tasks

More Related Videos

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions
10:38

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

Published on: July 16, 2015

13.7K
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

29.8K

Related Experiment Videos

Last Updated: Aug 1, 2025

Utilizing Electroencephalography Measurements for Comparison of Task-Specific Neural Efficiencies: Spatial Intelligence Tasks
06:57

Utilizing Electroencephalography Measurements for Comparison of Task-Specific Neural Efficiencies: Spatial Intelligence Tasks

Published on: August 9, 2016

11.5K
A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions
10:38

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

Published on: July 16, 2015

13.7K
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

29.8K

Area of Science:

  • Cognitive Psychology
  • Neuroscience

Background:

  • A strong positive correlation exists between fluid intelligence and working memory capacity.
  • Some researchers propose fluid intelligence is equivalent to working memory capacity based on correlational data.

Purpose of the Study:

  • To experimentally investigate the causal relationship between working memory and fluid intelligence.
  • To determine if working memory functioning causally impacts fluid intelligence test performance.

Main Methods:

  • Two studies were conducted using experimental manipulations to load specific working memory components.
  • Study 1: Participants completed the Advanced Progressive Matrices (APM) with concurrent secondary tasks.
  • Study 2: Similar manipulations were used, but the outcome measure was complex working memory span tasks.

Main Results:

  • Loading the central executive component of working memory significantly reduced performance on the APM, explaining 15% of the variance.
  • The same experimental manipulation explained 40% of the variance in complex working memory span tasks.
  • These results indicate a causal link between working memory and fluid intelligence performance.

Conclusions:

  • Working memory functioning causally affects fluid intelligence test performance.
  • Fluid intelligence is not solely dependent on working memory; other cognitive factors contribute significantly.