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Intelligence n What is “intelligence”? n Why do we measure it?

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Presentation on theme: "Intelligence n What is “intelligence”? n Why do we measure it?"— Presentation transcript:

1 Intelligence n What is “intelligence”? n Why do we measure it?

2 Myth/Countermyth 1 Intelligence is one thing, g (or IQ) Or Intelligence is so many things you can hardly count them.

3 Myth/Countermyth 2 Intelligence cannot be taught to any meaningful degree. Or We can perform incredible feats in teaching individuals to be more intelligent.

4 Myth/Countermyth 3 We are using tests too little, losing valuable information. Or We’re overusing tests and should abolish them.

5 Myth/Countermyth 4 IQ tests measure virtually all that’s important for school and job success. Or IQ tests measure virtually nothing that’s important for school and job success.

6 Major Issues n Theoretical vs. Psychometric base n One, two, or many factors n Nature vs. nurture n Individual or group administration n verbal or non-verbal n culture bias? Free? Fair?

7 Historical Perspective

8 1869 - Sir Francis Galton “father of intelligence testing” Hereditary Genius (eugenics) sensory apparatus

9 1905 - Alfred Binet & Theodore Simon n classification of mentally retarded ability for sound judgments age related tasks “IQ” n 1916 - Terman revision = Stanford/Binet

10 1927 - Spearman Two-factor theory g = general intellectual factor s = specific factor (e = measurement error)

11 1935 - Thurstone 7 Group factors = primary mental abilities verbal comprehension word fluency numberspace associative memory perceptual speed reasoning

12 1939 - David Wechsler adult intelligence act purposefully think rationally deal effectively with environment verbal and performance abilities (also full scale)

13 1959 - Guilford Three faces of intelligence Operations - what a person does Content - material it is done on Products - form in which information is stored (apply operation to content = product)

14 Guilford’s Model

15 1963 - Cattell fluid abilities = reasoning (procedural) crystalized abilities = acquired knowledge and facts (declarative)

16 1975 - Gardner Multiple Intelligences logical-mathematicallinguisticspatialmusicalbodily-kinestheticinterpersonalintrapersonal(naturalist)

17 1980 - Sternberg “successful intelligence = the ability to adapt to, shape, and select environments to accomplish one’s goals and those of one’s society and culture” (1999) Triarchic theory metacomponents (metacognition) performance components knowledge acquisition components

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