Quote of the day
The Constitution was the expression not only of a political faith, but also of political fears. It was wrought both as the organ of the national interest and as the bulwark of certain individual and local rights.
Louis Leon Thurstone
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Born: May 29, 1887
Died: September 30, 1955 (aged 68)
Bio: Louis Leon Thurstone was a U.S. pioneer in the fields of psychometrics and psychophysics. He conceived the approach to measurement known as the law of comparative judgment, and is well known for his contributions to factor analysis.
Known for:
- The nature of intelligence (1924)
- Primary Mental Abilities (1938)