Intelligence vs Knowledge: What Is the Difference?
Intelligence helps us acquire and use knowledge. Knowledge is what experience and learning have already put at our disposal.
What Is Short-Term Memory?
Short-term memory is temporary retention: keeping
Ability vs. Performance: Why What You Can Do Is Not Always What You Do
How psychologists infer ability from observable performance, why the same person can perform differently across occasions, and where context belongs without turning every score into…
What Is Quantitative Reasoning?
Quantitative reasoning is not simply being good at
Can Intelligence Change?
What can change, what tends to remain stable, how education affects cognitive ability, and why improving on a test is not automatically the same as increasing general intelligence.
What Is Visual-Spatial Ability?
Visual-spatial ability is the broad capacity to represent
What Is a Cognitive Profile?
What a pattern of cognitive scores really shows, how psychologists decide whether a difference is meaningful, and why a profile is evidence rather than a diagnosis.
What Is Verbal Comprehension?
Verbal comprehension draws on vocabulary, concepts and
What Is IQ — and What Does an IQ Score Actually Mean?
How performance on many cognitive tasks becomes a standardized number, what 100 and 115 mean, and what an IQ score can and cannot tell us.
What Is Crystallized Knowledge?
Crystallized knowledge is what cognitive ability looks like