1. Theories of Intelligence
Ability to learn from experience, solve problems, and apply knowledge in new situations

3. Theorists Charles Spearman - psychometrics Thurstone
General intelligence (g)
Factor analysis
Thurstone

4. Gardner’s Multiple Intelligences
Linguistic
Logical-mathematical
Spatial
Musical
Body-kinesthetic
Intrapersonal
Interpersonal
Naturalist
Existential?

5. Savant Syndrome

6. Sternberg’s Triarchic Theory
Analytical
“Book Smarts”
Creative
Practical
“Street smarts”

7. Goleman’s Emotional Intelligence (EQ)OR
IQ?
EQ?

8. Brain Size and Intelligence Is there a link?
Small +.15 correlation between head size and intelligence scores (relative to body size).
Using an MRI we found +.33 correlation with brain size and IQ score.

9. Brain Function & Intelligence
Perceptual processing correlated with intelligence scores (+.3 to +.5)
Stimulus
Mask
Question: Long side on left or right?

10. Assessing Intelligence
Alfred Binet & mental age
-Binet Test
IQ = mental age x 100
chronological age

11. Types of Tests Aptitude Achievement Measure ability or potential.
Tests that measure what you have learned.

12. Wechsler Scales
WAIS (adults)
WISC (children)

13. Normal Distribution

14. The Flynn Effect

15. Test Construction
Reliability - consistent scores when test is re-taken
Split-half reliability
Validity – does it measure what it intends to measure?
Content validity
Predictive validity

16. Extremes of Intelligence

17. Does Intelligence Change Over Time?
By age 3, a child’s IQ can predict adolescent IQ scores.
Depends on the type of intelligence, crystallized or fluid.

18. Genetic Influences on Intelligence

19. Heritability
Extent to which variation among individuals can be attributed to genetic factors

20. Genetic Influences on Intelligence

21. Environmental Influences
The Schooling Effect

22. Gender & Ethnic Differences in Intelligence

23. Bias in Intelligence Tests
Stereotype threat