Does IQ Decline With Age? A Decade-by-Decade Cognitive Trajectory
Decade-by-decade IQ data from Hartshorne, Salthouse, Schaie, and Singh-Manoux shows no single peak age. See which abilities decline, hold, or rise after 45.
Midlife-career Resources & Guides
#midlife-career
Authoritative guides on IQ testing, scoring methodology, careers, and our product.
Your Brain at 40 Is Your Secret Career Weapon: Here's Why
Cognitive abilities peak at different ages, many in your 40s-50s. Why midlife is the optimal time for a career change.