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Raymond Cattell was born on 20 March 1905 in Hill Top, West Bromwich, a small town in England near Birmingham where his father's family was involved in inventing new parts for engines, automobiles and other machines. Thus, his growing up years were a time when great technological and scientific ideas and advances were taking place and this ...
Raymond Cattell (1905–1998): British and American psychologist, known for his exploration of many areas in psychology. [102] Herbert de Souza (1935–1997): Brazilian sociologist and activist against economic injustice and government corruption in Brazil, and founder of the Brazilian Institute of Social Analysis and Economics (IBASE). [103]
The most recent edition of the Sixteen Personality Factor Questionnaire (16PF), released in 1993, is the fifth edition (16PF5e) of the original instrument. [25] [26] The self-report instrument was first published in 1949; the second and third editions were published in 1956 and 1962, respectively; and the five alternative forms of the fourth edition were released between 1967 and 1969.
The concepts of fluid intelligence (g f) and crystallized intelligence (g c) were introduced in 1943 by the psychologist Raymond Cattell. [1] [2] [3] According to Cattell's psychometrically-based theory, general intelligence (g) is subdivided into g f and g c.
Cattell, Raymond B. (1957). Culture fair intelligence test, a measure of "g": Scale 3, forms A and B (high school pupils and adults of superior intelligence) . Savoy, IL: Institute for Personality and Ability Testing.
Raymond B. Cattell (20 March 1905 – 2 February 1998) was the first to propose a distinction between "fluid intelligence" (Gf) and "crystallised intelligence" (Gc). Charles Spearman 's s factors are considered a prequel to this idea (Spearman, 1927), along with Thurstone's theory of Primary Mental Abilities [ citation needed ] .
Gordon Willard Allport (November 11, 1897 – October 9, 1967) was an American psychologist.Allport was one of the first psychologists to focus on the study of the personality, and is often referred to as one of the founding figures of personality psychology. [1]
It was developed by psychologist Raymond B. Cattell in order to enable the analysis of data from multiple independent sources to estimate the causes of trait variation. Cattell originally described the technique in a 1960 paper.