Fluid and crystallized intelligence. In psychology, fluid and crystallized intelligence (respectively abbreviated Gf and Gc) are factors of general intelligence, originally identified by Raymond Cattell. Concepts of fluid and crystallized intelligence were further developed by Cattell's student, John L. Horn.
Old Head Golf Links: Ireland's scenic golf treasure in County Cork. Words and pictures don't do justice to Old Head Golf Links.ld Head Golf Links: Ireland's scenic golf treasure in County Cork. Words and pictures don't do justice to Old Head Golf Links.
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