KnowraFlynn effectLinked fromLinked fromThe 5 pages that link to Flynn effect, each with the reason it gives.All 5Related 4Compared with 1Intelligence quotientRelated: It shows that IQ comparisons depend on periodically updated norms.IntelligenceRelated: Its historical pattern shows that test performance can change substantially across generations.Intelligence testingRelated: It shows that test norms can shift as populations and environments change.David WechslerRelated: Changing test norms address generational score shifts that affect interpretation of Wechsler assessments.