Other
Nova Southeastern University: Charles Spearman
Details the life and work of Charles Spearman. Sections include: Spearman and the Army, Educational and Professional Background, Contributions to the Testing Enterprise, Published Works.
Other
Alley dog.com: Intelligence
This site traces the historical development of intelligence tests and gives profiles of the different IQ tests that have been developed throughout time.
PBS
Pbs: Pioneer in Intelligence Testing
This site, which is provided for by PBS, gives a brief summary of Alfred Binet's major contributions to intelligence testing.