This property was described in a "triarchic" theory by Sternberg, and a pamphlet called "Natural Science and [this]" rejected Hernstein and Murray's arguments about it in The Bell Curve. Spearman described a generalized g-factor for this, and the increase of measurements of this over time is called 
This property was described in a "triarchic" theory by Sternberg, and a pamphlet called "Natural Science and [this]" rejected Hernstein and Murray's arguments about it in The Bell Curve. Spearman described a generalized g-factor for this, and the increase of measurements of this over time is called the [*] Flynn effect. Howard Gardner included "naturalist", "intrapersonal," and "spatial" in his eight, or "multiple," types, and it was tested in French youth by Alfred Binet. For 10 points, name this trait whose namesake "quotient" is measured by 100 times mental age over real age, a measure of mental aptitude.
This property was described in a "triarchic" theory by Sternberg, and a pamphlet called "Natural Science and [this]
{intelligence} [prompt on “{IQ}” before “{quotient}” is read, I guess]