Average IQ in Africa by Country: 53-Country Ranking
Compare average IQ estimates across 53 African countries, with source years, methodology caveats, and direct links to every country profile.
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Authoritative guides on IQ testing, scoring methodology, careers, and our product.
Average IQ in Asia by Country: 47-Country Ranking
Compare average IQ estimates across 47 Asian countries, including source years, regional context, and direct links to every country profile.
Average IQ in Europe by Country: 45-Country Ranking
Compare average IQ estimates across 45 European countries, with source years, methodology notes, and links to every country profile.
Average IQ in North America by Country: 23-Country Ranking
Compare average IQ estimates across 23 North American, Central American and Caribbean countries, with sources and profile links.
Average IQ in Oceania by Country: 14-Country Ranking
Compare average IQ estimates across 14 Oceanian countries, with source years, data limitations, and links to every country profile.
Average IQ in South America by Country: 12-Country Ranking
Compare average IQ estimates across 12 South American countries, with source years, regional context, and links to every profile.
Career Aptitude Test vs IQ Test: what each one predicts about job fit
Career aptitude tests and IQ tests answer different questions. Here is what each one predicts, what the revised meta-analytic evidence says, and how to use both.
How to Use a Cognitive Test in a Career Decision: a six-step process
A six-step decision process for using cognitive test results to choose between career options, including how to weigh the profile against interest and constraints.