n this unit, you are introduced to a variety of theories of intelligence, including Spearman’s…

n this unit, you are introduced to a variety of theories of intelligence, including Spearman’s two-factor theory (1927), Cattell-Horn’s two-factor theory (1966), Luria’s information processing approach (1966), Cattell-Horn and Carroll’s CHC model (1997), and Carroll’s three-stratum theory (1997).