Schonemann, P. H.
Psychometrics of Intelligence
Encyclopedia of Social Measurement, 2005, 3, 193-201.
This article discusses developments in test theory and factor analysis, with emphasis on applications to intelligence. This topic originally spawned interest in psychometrics, spurred on its early growth, inspired most of its lasting achievements, and, in the end, also revealed its limitations. It also has had the most profound social impact.