The following outline is provided as an overview of and topical guide to human intelligence:

Human intelligence Human intelligence is the intellectual capability of humans, which is marked by complex cognitive feats and high levels of motivation and self-awareness. High intelligence is associated with better outcomes in life. Through intelligence, humans ...

is, in the

human species Humans (''Homo sapiens'') are the most abundant and widespread species of primate, characterized by bipedalism and exceptional cognitive skills due to a large and complex brain. This has enabled the development of advanced tools, culture, an ...

, the mental capacities to learn, understand, and reason, including the capacities to comprehend ideas, plan, solve problems, and use language to communicate.

Traits and aspects

In groups

Collective intelligence Collective intelligence (CI) is shared or group intelligence (GI) that emerges from the collaboration, collective efforts, and competition of many individuals and appears in consensus decision making. The term appears in sociobiology, politi ...

* Collective wisdom *

Common sense ''Common Sense'' is a 47-page pamphlet written by Thomas Paine in 1775–1776 advocating independence from Great Britain to people in the Thirteen Colonies. Writing in clear and persuasive prose, Paine collected various moral and political arg ...

In individuals

Emergence and evolution

Noogenesis The noosphere (alternate spelling noösphere) is a philosophical concept developed and popularized by the Russian-Ukrainian Soviet biogeochemist Vladimir Vernadsky, and the French philosopher and Jesuit priest Pierre Teilhard de Chardin. Vernad ...

Augmented with technology

* Humanistic intelligence

Capacities

Cognition Cognition refers to "the mental action or process of acquiring knowledge and understanding through thought, experience, and the senses". It encompasses all aspects of intellectual functions and processes such as: perception, attention, though ...

and

mental process Cognition refers to "the mental action or process of acquiring knowledge and understanding through thought, experience, and the senses". It encompasses all aspects of intellectual functions and processes such as: perception, attention, thought, ...

ing

Types of people, by intelligence

High

Child prodigy A child prodigy is defined in psychology research literature as a person under the age of ten who produces meaningful output in some domain at the level of an adult expert. The term is also applied more broadly to young people who are extraor ...

List of child prodigies In psychology research literature, the term child prodigy is defined as a person under the age of ten who produces meaningful output in some domain to the level of an adult expert professional. Mathematics and science Mathematics * Blaise Pasca ...

Genius Genius is a characteristic of original and exceptional insight in the performance of some art or endeavor that surpasses expectations, sets new standards for future works, establishes better methods of operation, or remains outside the capabili ...

Polymath A polymath ( el, πολυμαθής, , "having learned much"; la, homo universalis, "universal human") is an individual whose knowledge spans a substantial number of subjects, known to draw on complex bodies of knowledge to solve specific pro ...

Low

Intellectual disability Intellectual disability (ID), also known as general learning disability in the United Kingdom and formerly mental retardation, Rosa's Law, Pub. L. 111-256124 Stat. 2643(2010). is a generalized neurodevelopmental disorder characterized by signif ...

Models and theories

Cattell–Horn–Carroll theory The Cattell–Horn–Carroll theory (commonly abbreviated to CHC), is a psychological theory on the structure of human cognitive abilities. Based on the work of three psychologists, Raymond B. Cattell, John L. Horn and John B. Carroll, the Catte ...

Fluid and crystallized intelligence The concepts of fluid intelligence (''g''f) and crystallized intelligence (''g''c) were introduced in 1963 by the psychologist Raymond Cattell. According to Cattell's psychometrically-based theory, general intelligence (''g'') is subdivided into ...

* General factor of intelligence * Theory of multiple intelligences *

Triarchic theory of intelligence The Triarchic Theory of Intelligence or Three Forms of Intelligence, formulated by psychometrician Robert Sternberg, aims to go against the psychometric approach to intelligence and take a more cognitive approach, which leaves it to the category ...

* PASS theory of intelligence *

Parieto-frontal integration theory The parieto-frontal integration theory (P-FIT) considers intelligence to relate to how well different brain regions integrate to form intelligent behaviors. The theory proposes that large scale brain networks connect brain regions, including region ...

Vernon's verbal-perceptual model Vernon's verbal-perceptual model is a theory about the structure of intelligence proposed by Philip E. Vernon in 1964 (Vernon, 1964, 1965).Vernon, P. E. (1964). ''The structure of human abilities''. London: Methuen It was influenced by the theory ...

g-VPR model The g-VPR model is a model of human intelligence published in 2005 by psychology professors Wendy Johnson and Thomas J. Bouchard Jr. (Johnson & Bouchard, 2005) They developed the model by analyzing Gf-Gc theory, John Carroll’s Three-stratum the ...

Related factors

Impact of health on intelligence Health can affect intelligence in various ways. Conversely, intelligence can affect health. Health effects on intelligence have been described as being among the most important factors in the origins of human group differences in IQ test scores an ...

Environment and intelligence Environment and intelligence research investigates the impact of environment on intelligence. This is one of the most important factors in understanding human group differences in IQ test scores and other measures of cognitive ability. It is estimat ...

* Height and intelligence * Neurological factors upon intelligence *

Race and intelligence Discussions of race and intelligence – specifically, claims of differences in intelligence along racial lines – have appeared in both popular science and academic research since the modern concept of race was first introduced. With the inc ...

* Nations and intelligence *

Sex differences in intelligence Sex differences in human intelligence have long been a topic of debate among researchers and scholars. Most psychologists now believe that there are no significant sex differences in general intelligence, although ability in particular types of ...

* Religiosity and intelligence

Fields that study human intelligence

* Cognitive epidemiology * Evolution of human intelligence *

Heritability of IQ Research on the heritability of IQ inquires into the degree of variation in IQ within a population that is due to genetic variation between individuals in that population. There has been significant controversy in the academic community about the ...

Mental chronometry Mental chronometry is the scientific study of processing speed or reaction time on cognitive tasks to infer the content, duration, and temporal sequencing of mental operations. Reaction time (RT; sometimes referred to as "response time") is meas ...

* Intelligence and public policy *

Behavioural genetics Behavioural genetics, also referred to as behaviour genetics, is a field of scientific research that uses genetic methods to investigate the nature and origins of individual differences in behaviour. While the name "behavioural genetics" ...

* Human behavior genetics

Psychometrics: measurement

Psychometrics Psychometrics is a field of study within psychology concerned with the theory and technique of measurement. Psychometrics generally refers to specialized fields within psychology and education devoted to testing, measurement, assessment, and ...

Flynn effect The Flynn effect is the substantial and long-sustained increase in both fluid and crystallized intelligence test scores that were measured in many parts of the world over the 20th century. When intelligence quotient (IQ) tests are initially stand ...

Educational quotient An educational quotient, or EQ, is a score designed to assess a subject's level of general education. Though related to intelligence quotient, there is no direct correlation between the two. A person of high IQ, may have a low EQ, and vice versa. ...

** g factor **

Intelligence quotient An intelligence quotient (IQ) is a total score derived from a set of standardized tests or subtests designed to assess human intelligence. The abbreviation "IQ" was coined by the psychologist William Stern for the German term ''Intelligen ...

***

Ammons Quick Test Ammons Quick Test (QT) is an intelligence test that was designed in 1962 by Robert B. Ammons and his wife Carol H. Ammons. This test has been used for many years to help assess premorbid intelligence. It is a passive response picture-vocabulary te ...

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Army General Classification Test The Army General Classification Test (AGCT) has a long history that runs parallel with research and means for attempting the assessment of intelligence or other abilities. World War I and World War II created the need for this type of testing a ...

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Block design test A block design test is a subtest on many IQ test batteries used as part of assessment of human intelligence. It is thought to tap spatial visualization ability and motor skill. The test-taker uses hand movements to rearrange blocks that have var ...

*** Bracken School Readiness Assessment ***

Cattell Culture Fair III The Culture Fair Intelligence Test (CFIT) was created by Raymond Cattell in 1949 as an attempt to measure cognitive abilities devoid of sociocultural and environmental influences. Scholars have subsequently concluded that the attempt to construct ...

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Cognitive Abilities Test The Cognitive Abilities Test (CogAT) is a group-administered K–12 assessment published by Riverside Insights and intended to estimate students' learned reasoning and problem solving abilities through a battery of verbal, quantitative, and no ...

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Differential Ability Scales The Differential Ability Scales (DAS) is a nationally normed (in the US), and individually administered battery of cognitive and achievement tests. Into its second edition (DAS-II), the test can be administered to children ages 2 years 6 months to 1 ...

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Figure Reasoning Test The Figure Reasoning Test (FRT) is an intelligence test An intelligence quotient (IQ) is a total score derived from a set of standardized tests or subtests designed to assess human intelligence. The abbreviation "IQ" was coined by the psychol ...

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*** Jensen box ***

Kaufman Assessment Battery for Children The Kaufman Assessment Battery for Children (KABC) is a clinical instrument (psychological diagnostic test) for assessing cognitive development. Its construction incorporates several recent developments in both psychological theory and statistical ...

***

Knox Cubes The Knox Cube Imitation Test (KCIT, or CIT, or KCT) was developed as a nonverbal intelligence test developed by Dr. Howard Andrew Knox, a medical officer at Ellis Island. It was first published as a pamphlet in 1913, and then in 1914 as a paper in ...

***

Kohs block design test The Kohs Block test, also known as the Kohs Block Design Test, is a performance test designed to be an Intelligence quotient, IQ test. The test taker must, using 16 colored cubes, replicate the patterns displayed on a series of test cards. The des ...

*** Leiter International Performance Scale ***

Lothian birth-cohort studies The Lothian birth-cohort studies are two ongoing cohort studies which primarily involve research into how childhood intelligence relates to intelligence and health in old age. The Lothian Birth Cohort studies of 1921 and 1936 have, respectively, ...

*** Miller Analogies Test *** NNAT ***

Otis–Lennon School Ability Test The Otis–Lennon School Ability Test (OLSAT), published by the successor of Harcourt Assessment—Pearson Education, Inc., a subsidiary of Pearson PLC—is, according to the publisher, a test of abstract thinking and reasoning ability of c ...

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Peabody Picture Vocabulary Test The Peabody Picture Vocabulary Test, the 2007 edition of which is known as the PPVT-IV, is an untimed test of receptive vocabulary for Standard American English and is intended to provide a quick estimate of the examinee’s receptive vocabulary ...

*** Porteus Maze Test ***

Raven's Progressive Matrices Raven's Progressive Matrices (often referred to simply as Raven's Matrices) or RPM is a non-verbal test typically used to measure general human intelligence and abstract reasoning and is regarded as a non-verbal estimate of fluid intelligence. It ...

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Reynolds Intellectual Assessment Scales The Reynolds Intellectual Assessment Scales (RIAS) is an individually administered test of intelligence that includes a co-normed, supplemental measure of memory.Randy Reynolds and Cecil Kamphaus, ''Reynolds Intellectual Assessment Scales and Reynol ...

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Stanford–Binet Intelligence Scales The Stanford–Binet Intelligence Scales (or more commonly the Stanford–Binet) is an individually-administered intelligence test that was revised from the original Binet–Simon Scale by Alfred Binet and Theodore Simon. The Stanford–Binet In ...

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Wechsler Adult Intelligence Scale The Wechsler Adult Intelligence Scale (WAIS) is an IQ test designed to measure intelligence and cognitive ability in adults and older adolescents. The original WAIS (Form I) was published in February 1955 by David Wechsler, as a revision of the ...

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Wechsler Intelligence Scale for Children The Wechsler Intelligence Scale for Children (WISC) is an individually administered intelligence test for children between the ages of 6 and 16. The Fifth Edition (WISC-V; Wechsler, 2014) is the most recent version. The WISC-V takes 45 to 65 minu ...

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Wechsler Preschool and Primary Scale of Intelligence The Wechsler Preschool and Primary Scale of Intelligence (WPPSI) is an intelligence test designed for children ages 2 years 6 months to 7 years 7 months developed by David Wechsler in 1967. It is a descendant of the earlier Wechsler Adult Intellig ...

***

Wonderlic Test The Wonderlic Contemporary Cognitive Ability Test (formerly Wonderlic Personnel Test) is an assessment used to measure the cognitive ability and problem-solving aptitude of prospective employees for a range of occupations. It is a proprietary ...

*** Woodcock-Johnson Tests of Cognitive Abilities ** Standardized testing

History

* Evolution of human intelligence * History of the race and intelligence controversy

Organizations

High IQ societies A high-IQ society is an organization that limits its membership to people who have attained a specified score on an IQ test, usually in the top two percent of the population (98th percentile) or above. These may also be referred to as genius socie ...

Intertel Intertel (previously the International Legion of Intelligence) is a high-IQ society founded in 1966, that is open to those who have scored at or above the 99th percentile (top 1%) on one of various standardized tests of intelligence. It has been ...

Mega Society The Mega Society is a high IQ society open to people who have scored at the one-in-a-million level on a test of general intelligence claimed to be able to discriminate at that level. It was founded in 1982 by Ronald K. Hoeflin to facilitate psyc ...

Mensa International Mensa is the largest and oldest high-IQ society in the world. It is a non-profit organisation open to people who score at the 98th percentile or higher on a standardised, supervised IQ or other approved intelligence test. Mensa formally com ...

Prometheus Society The Prometheus Society is a high IQ society, similar to Mensa International, but much more restrictive. The entry criterion, achievable by a number of tests, is designed to be passable by 1 in 30,000 of the population, while Mensa entry is achi ...

Triple Nine Society The Triple Nine Society (TNS) is an international high IQ society for adults whose score on a standardized test demonstrates an IQ at or above the 99.9th percentile of the human population. The society recognizes scores from over 20 different ...

Publications

Intelligence (journal) ''Intelligence'' is a bimonthly peer-reviewed academic journal of psychology that covers research on intelligence and psychometrics. It is published by Elsevier and is the official journal of the International Society for Intelligence Research. T ...

Scholars and researchers

External links

APA Task Force Examines the Knowns and Unknowns of Intelligence
- ''American Psychologist'', February 1996
The cognitive-psychology approach vs. psychometric approach to intelligence
- ''American Scientist'' magazine
History of Influences in the Development of Intelligence Theory and Testing
- Developed by Jonathan Plucker at

Indiana University Indiana University (IU) is a system of public universities in the U.S. state of Indiana. Campuses Indiana University has two core campuses, five regional campuses, and two regional centers under the administration of IUPUI. *Indiana Universi ...

Scholarly journals and societies *''

Intelligence Intelligence has been defined in many ways: the capacity for abstraction, logic, understanding, self-awareness, learning, emotional knowledge, reasoning, planning, creativity, critical thinking, and problem-solving. More generally, it can ...

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journal homepage
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International Society for Intelligence Research The International Society for Intelligence Research (ISIR) is a scientific society for researchers in human intelligence. It was founded by Douglas K. Detterman of Case Western Reserve University in 2000. The society advocates for ongoing suppo ...

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