What is Intelligence? Essay

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Throughout history, psychologists have made hundreds of attempts to define intelligence and measure it precisely. However, none of these attempts have been accepted by all because Intelligence is so broad. Intelligence has been defined by many things, by Weschler, who made the most used psychological test today, as “the global capacity of a person to act purposefully, to think rationally, and to deal effectively with his environment.” However, while he may have created the most successful test, his definition is not the only definition of intelligence, for psychologists such as Gardner, believed that there was more than just knowledge to intelligence, and Sternberg, who defined intelligence as “mental activity directed toward purposive …show more content…
This test, though commonly known, is considered too specific by many, and even by Binet, who agreed that intelligence can fluctuate over time greatly and how well a person does on this test at a young age does not necessarily determine their learning abilities. This testing was continued on by Terman, who conducted the first mass IQ test for the US army and studied students in California with IQ’s exceeding 140. Terman dedicated his life to the study of the gifted, examining them medically, anthropologically, and psychologically. Terman believed that gifted children tended to be healthier than those that are not, and by the end of his life, Terman had proved this. Terman also extended and revised the Binet intelligence scale, creating the scale that many IQ tests are based off of today, the Stanford-Binet scale. Spearman, on the other hand, believed that general intelligence, or the g factor as he called it, is a general cognitive ability that can be tested and numerically expressed. Spearman believed that scores on mental intelligence were relatively similar and that if a person does well on a test of one intelligence, they will do well on the others, and if a person does poorly, they will do poorly. He used factor analysis to examine a number of mental aptitude tests in order to prove his belief. Going off of the views of Binet’s test as limited, Gardner took a complete

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