IQ

The Heritability of Intelligence: Not What You Think

Scientific American: One of the longest standing assumptions about the nature of human intelligence has just been seriously challenged. According to the traditional “investment” theory, intelligence can be classified into two main categories: fluid and crystallized. Differences in fluid intelligence are thought to reflect novel, on-the-spot reasoning, whereas differences in crystallized More

Grit Versus Aptitude: Relative Influence of Effort and Intelligence in Academic Success

In educational research, an age-old question has remained unanswered: Does IQ or hard work matter more in predicting success in school? Intellectual gifts have been studied extensively, but other non-cognitive factors contributing to success have been less carefully examined. One factor is “grit”, defined by Duckworth et al (2007), as More

The Key to a High IQ? Not Getting Distracted

TIME: A new study suggests that intelligence is more about what the brain chooses to ignore than simply its ability to process information rapidly. The research, which was published in the journal Current Biology, suggests new ways of testing intelligence that may be less biased by cultural knowledge— as many More