IQ Scores on the Rise
IQ has to rise or man would turn back into an animal.
What I found interesting in this is that they left out the simplest explanation.
Darwins law. People lower in intelligence are more likely to succumb to accidents. Add to that the increasing complexity of technology around and Mankind has created his own Predator. Lets face it; Technology is dangerous, but intelligence gives us the ability to safely utilize it. Make a left turn at the wrong moment and that Semi coming won't be forgiving and you won't be having children.
Now, this is important. WHAT DO YOU THINK? WHO IS JOHN GAULT?
What I found interesting in this is that they left out the simplest explanation.
Darwins law. People lower in intelligence are more likely to succumb to accidents. Add to that the increasing complexity of technology around and Mankind has created his own Predator. Lets face it; Technology is dangerous, but intelligence gives us the ability to safely utilize it. Make a left turn at the wrong moment and that Semi coming won't be forgiving and you won't be having children.
Now, this is important. WHAT DO YOU THINK? WHO IS JOHN GAULT?
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http://ns.umich.edu/new/releases/7724-em...
Let me start by saying that I am quite fond of Darwinian evolutionary parameters - I say this because what I will say next will seem anti-Darwinian, but you must understand that my underlying premise is that we inherit our capacity for IQ.
Three points on IQ increase:
Firstly, while we inherit our IQ potential, we know that the ability to develop that intelligence is related to nutrition. If a brain lacks protein or vitamins whilst it is growing, the IQ of the individual will be lowered. And, while we complain about eating habits in the US, there are very few children who now do not get enough protein and vitamins in their diet. (This is a personal advantage that can be derived from 'feeding the world'. If we want warp drive, we will get it faster if all the children are well fed.)
Next is the environment in which we are raised. An interesting study posed this question (example - one of many) to people around the world: "All animals that inhabit polar regions have white fur. What color would a bear be if it lived in a polar region?" In existing primitive cultures, the people answered "I would have to see the bear." These were not dumb people (many were the chieftains of their tribes) - these were people who had never been trained in the logic of classes. We live in a world the complexity of which requires us to think in set theory (whether or not we are explicitly trained in it). Our ancestors, even our recent ones, were able to look at the world as series of individual events much more than we are; we find rules and paradigms for just about everything.
Lastly, the volume of information is incredibly different. I have read that 'the amount of information in a single Sunday edition of the NYTimes' approximates the amount of information that a 15th C farmer would have had access to in his Entire Lifetime. Our brains have become little data processing centers - it is not surprising that this shows up on tests.
So, I believe that these are the reasons the IQ is steadily increasing. These reasons do imply that there is a natural limit that will be reached. I personally suspect that by the time that is true, we will have chip augmentation and our capacity will be extended further.
Jan
And, a good short story, "The Marching Morons" by C.M. Kornbluth.
I submit as proof: the two-term presidency of The One.
I got a kick out of it.
My wife and I first saw it a few months ago. We loved it. We laughed so much.
Also, I'm very doubtful it's as culture and knowledge free as is claimed. So that would have a big effect on the scores.
Secondly - and more importantly - that that the further scores, or people are from the norm, the less reliable the tests are. The might say "you're smart', but when you get up in the 170's, 180's, exact measurements become more difficult. The Four-Sigma Society [assuming they still exist] tested for the top 2% of those generally labeled "gifted" - the 135 spot. The test is very interesting and one of the least "culturally biased" I've seen. I at least managed to understand the questions - I couldn't answer them, but I understood them!
Although he certainly was never tested. I don't want to dispute your 140 number in light of the fact that I am sure that was the number I was familiar with before looking up this reference. I suspect the larger number has been "normalized" to compare with testing today.
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