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The Flynn effect is the substantial and long-sustained increase in both fluid and crystallized intelligence test scores that were measured in ... In their model, an ...
The Dickens/Flynn model, [1] as outlined in the book, attempts to explain the Flynn effect by suggesting that genes and environment have interacted in manner which leads to a multiplying of influence from both on IQ scores. In particular, people now live in a cognitive environment that has changed substantially over the past century.
In this model, the Flynn effect can be explained by an increase in environmental stimulation independent of it being sought out by individuals. The authors suggest that programs aiming to increase IQ would be most likely to produce long-term IQ gains if they enduringly raised children's drive to seek out cognitively demanding experiences.
A study shows a sharp decline in three key intelligence testing categories—a tangible example of what is called the Reverse Flynn Effect. American IQ Scores Have Rapidly Dropped, Proving the ...
This model could be adapted to include possible factors, like nutrition in early childhood, that may cause permanent effects. The Flynn effect is the increase in average intelligence test scores by about 0.3% annually, resulting in the average person today scoring 15 points higher in IQ compared to the generation 50 years ago. [61]
The Bell Curve: Intelligence and Class Structure in American Life is a 1994 book by the psychologist Richard J. Herrnstein and the political scientist Charles Murray in which the authors argue that human intelligence is substantially influenced by both inherited and environmental factors and that it is a better predictor of many personal outcomes, including financial income, job performance ...
A former Playboy model killed herself and her 7-year-old son after jumping from a hotel in Midtown New York City on Friday morning. The New York Post reports that 47-year-old Stephanie Adams ...
The U.S. Department of Transportation said the Federal Highway Administration has "terminated approval" of New York City's congestion pricing plan, the first of its kind in the nation, which went ...