Category Archives: IQ

Global Differences In Brain Size

Brain size correlates with IQ. Jayman writes: There are global differences in brain size. Brain size is certainly related to intelligence, both on the individual level (Pietschnig et al 2015) and (even more so) on the group level (though the … Continue reading

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‘How does cognitive ability relate to which groups one dislikes? Unsurprising results.’

Academics: “…we test who shows intergroup bias? and find that people with relatively higher and lower levels of cognitive ability show approximately equal levels of intergroup bias, but towards different sets of groups.” * John Rivers: “Racial differences in IQ … Continue reading

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Despite some popular assertions, a single factor for intelligence, called g, can be measured with IQ tests and does predict success in life

Professor Linda Gottfredson writes: No subject in psychology has provoked more intense public controversy than the study of human intelligence. From its beginning, research on how and why people differ in overall mental ability has fallen prey to political and … Continue reading

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Should Some Knowledge Be Forbidden? The Case of Cognitive Differences Research

Shouldn’t they want more testing? As a progressive and Radical Jew, I want as much peer-reviewed testing as possible to prove once and for all that evolution didn’t lead to any variance in brain development and cognitive ability between races/breeds/tribes … Continue reading

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Why Are Jews So Successful?

IQ accounts for most of it. Comments at Steve Sailer: * You can say that’s a result of them being smarter than the rest of us, but that explanation just doesn’t hold water when you take into account what a … Continue reading

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