Brendan Kelly Ph.D.

Brendan Kelly is Professor Emeritus at the University of Toronto. He is author of over 50 books including the recent "Intelligence, IQ & Perception", and "Intelligence: Where we Were, Where we Are & Where we’re Going." He holds two doctorate degrees: a Ph.D. in Mathematics (Number Theory) from U. of T. and an Ed.D. in Computer Applications from the Ontario Institute for Studies in Education, and he curates his site on Quora titled, “IQ & Intelligence.”

Everyone always brings up how SAT scores are correlated with wealth, and it’s usually explained with more money = more learning opportunities. But what about intelligence? Generally speaking, aren’t rich people smarter than poor people?

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While it may seem that most of those with very high income have high IQ’s, the converse is not necessarily true. That is, there may be many people of very high IQ who do not have a high income. In fact, there is something strange in the relationship between IQ and income in the high-IQ …

Everyone always brings up how SAT scores are correlated with wealth, and it’s usually explained with more money = more learning opportunities. But what about intelligence? Generally speaking, aren’t rich people smarter than poor people? Read More »

Have you noticed that few people with an IQ of 165+ are wealthy? Why is that?

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In February 2020, CEOWORLD ranked the world’s 2153 billionaires from “richest to poorest”. As we might expect, these megawealthy individuals belong to the high-IQ group. However, the correlation between IQ and income is weak. Why? The table below provides some insight into the net worth and the educational backgrounds of the top 10 in the …

Have you noticed that few people with an IQ of 165+ are wealthy? Why is that? Read More »

If you have a high IQ, and have a certified IQ score, would you put it on your resume? Or would you see that as being pretentious?

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I would recommend that you put your certified IQ score on your resume, along with your other credentials. The resume is not the place to be humble; it’s the document that is designed to showcase your capabilities. Furthermore, employers are looking to hire intelligent people, so a first-rate employer would likely be impressed, rather than …

If you have a high IQ, and have a certified IQ score, would you put it on your resume? Or would you see that as being pretentious? Read More »

Does IQ give a correct measure of a person’s intelligence?

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IQ measures what is called the general component of human intelligence, denoted by the symbol g; it is a highly pervasive component that influences many aspects of a person’s life. To many people the items that appear on IQ tests such as the Raven’s Progressive Matrices or the Weschler tests, seem rather academic and unrelated …

Does IQ give a correct measure of a person’s intelligence? Read More »

If we breed mice for hundreds of generations and select them for intelligence performance could we end up getting animals approaching human intelligence?

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The kinds of skills that mice would acquire would probably depend upon how their intelligence was measured during each culling. If you had mice running through mazes, then selective breeding, based on their success would eventually generate mice with a high capability for navigating through mazes. However, they would not develop a brain with all …

If we breed mice for hundreds of generations and select them for intelligence performance could we end up getting animals approaching human intelligence? Read More »

If the distribution of IQ follows a normal curve with a mean at 100, and it’s recorded that IQ exceeds 200, does it imply that there may exist a person with negative IQ?

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No, IQ is defined as mental age divided by chronological age and multiplied by 100, so it is a quotient of two positive numbers and must therefore be non-negative. The normal curve that gives the distribution of IQ shows the IQ scores from 0 to an unlimited upper bound. The area under the normal curve …

If the distribution of IQ follows a normal curve with a mean at 100, and it’s recorded that IQ exceeds 200, does it imply that there may exist a person with negative IQ? Read More »

Is it true that all people with higher IQs are good in math?

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Mathematics at the elementary school level consists of some fundamental concepts like place value for writing numerals, and the four operations (addition, subtraction, multiplication and division) with whole numbers fractions, and decimals. These skills can be mastered by anyone of average IQ though some people of limited IQ will have to work harder than someone …

Is it true that all people with higher IQs are good in math? Read More »

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