Why our IQ levels are higher than our grandparents' | James Flynn
In 1900, only 3% of Americans practiced professions that were deemed "cognitively demanding." Today, 35% of us do, and we have all learned to be flexible in the way that we think about problems....
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We are going to take a quick voyage over the cognitive history of the 20th century, because during that century, our minds have altered dramatically. As you all know, the cars that people drove in 1900 have altered because the roads are better and because of technology. And our minds have altered, too. We've gone from people who confronted a concrete world and analyzed that world primarily in terms of how much it would benefit them to people who confront a very complex world, and it's a world where we've had to develop new mental habits, new habits of mind. And these include things like clothing that concrete world with classification, introducing abstractions that we try to make logically consistent, and also taking the hypothetica...
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We are going to take a quick voyage over the cognitive history of the 20th century, because during that century, our minds have altered dramatically. As you all know, the cars that people drove in 1900 have altered because the roads are better and because of technology. And our minds have altered, too. We've gone from people who confronted a concrete world and analyzed that world primarily in terms of how much it would benefit them to people who confront a very complex world, and it's a world where we've had to develop new mental habits, new habits of mind. And these include things like clothing that concrete world with classification, introducing abstractions that we try to make logically consistent, and also taking the hypothetica...
