Before revision: Difference from and Horn and Cattell's Gf-Gc theory Vernon's model about intelligence looks similar to the fluid-crystallized (Gf-Gc) intelligence theory because they both agree with g factor and have two more different dimensions on intelligence structure.
After revision: Difference from Horn and Cattell's Gf-Gc theory Vernon's model about intelligence looks similar to the fluid-crystallized (Gf-Gc) intelligence theory because they both agree with g factor and have two more different dimensions on intelligence structure.