For questions about levels of abstract thought, understanding, self-awareness, communication, reasoning, learning, having emotional knowledge, retaining, planning, and problem solving, their roles in education, testing such levels, and deficiencies in these levels.

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1answer
292 views

What's the percentage of people that are mental calculator prodigies?

I want to reply to this comment: What's the percentage of people that are mental calculator prodigies? How do they spread over the different parts of the world?
2
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1answer
156 views

How far can we train mental calculation?

Mental calculators are people with a prodigious ability in some area of mental calculation, such as multiplying large numbers or factoring large numbers. Unfortunately I forgot where I heard it, ...
7
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3answers
2k views

What causes a person to be curious, inquisitive and explorative?

Why do humans (primates) tend to be curious, inquisitive and explorative? They want to know things that they do not. They explore stuff in an attempt to find something new which makes them ...
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1answer
292 views

How does cognitive science explain the origins of intuition and intelligence, that accurately describes the laws of nature?

What is the origin of non-incremental, revolutionary intuition and intelligence? For example, a human mind like Albert Einstein's can "come up" with revolutionary ideas and theories that correctly ...
4
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1answer
104 views

Learned dyslexia? adult predicament from childhood teacher´s incompetence?

I have a friend, over 30, who is convinced she cannot really read. Of course; she can read, but she struggles so much with sorting letters into words that she cannot absorb the content. Playing - say ...
7
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0answers
119 views

What is the optimal exercise regime for improving cognitive functioning?

It seems that researchers agree that exercise increases cognitive abilities. This seems to work universally for all ages: children, adults and old people. It is suggested that everyone should ...
7
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2answers
2k views

Is there a relationship between schizophrenia and genius?

When reading the biography of renowned personalities recognized as "geniuses" such as great mathematicians, painters or poets, I was surprised by the fact that a great portion of this population that ...
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2answers
1k views

Why don't people read instructions?

Some people are very careless when reading instruction on a work task they've been given or in reading any other kind of text. They would skip some of the sentences, not get deep into other and ...
2
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1answer
151 views

Effect of time limits on problem solving

I recently took part in psychological testing as part of a recruitment process to a job. I was not happy about the evaluation I got and I asked for a feedback discussion with the psychologist. The ...
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3answers
744 views

What exactly is IQ, and how to develop or improve it?

Some people are said to have exceptionally high IQ. What exactly is that supposed to mean? Is it possible to develop high IQ if one doesn't have it? If yes, then how?
5
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0answers
106 views

What is the neurobiological basis of Spearman general factor of intelligence?

I found here a brief intro to genetic factor of human intelligence: http://www.ncbi.nlm.nih.gov/pubmed/1036362 Also there is known that gyrus hipocampii is basis of STM which have role in general ...
7
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1answer
2k views

To what extent is time to complete an intelligence test incorporated into the IQ score?

In this previous question on scoring IQ tests the OP asked about the effect of speed of test, but it was a bit peripheral to the core question. So I thought I'd ask it as a separate question. To ...
4
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1answer
13k views

How to calculate IQ score based on raw score and adjust for age?

I am having a hard time grasping how IQ scores are calculated. I think it has something to do with their age score ratio multiplied by 100. Say I have a test that holds 30 questions. How would I ...
4
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2answers
378 views

Duration-independent intelligence tests

Being able to measure intelligence (or the problem-solving aspect of it) quantitatively could be indispensable in fields like cognitive science or artificial intelligence. Obviously, IQ tests aren't ...
4
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1answer
110 views

Is “doing everything in your head” a good proxy for intelligence?

Suppose Bob never takes notes in class and just mentally "gets" a subject. Is this ability of mentally learning a subject without actively recording the information a good proxy for intelligence?
4
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1answer
2k views

Does intermittent fasting increase intelligence?

A little Background: The protocol I am taking about is 16-20 hours of fasting and a 4-8 hour eating window (e.g. fasting between 6 PM and 10 AM). I have been doing IF (intermittent fasting) for 7 ...
3
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3answers
243 views

How did the unique features of human intelligence evolve?

I have been debating the following topic with a friend. She argues that humans do not descend from chimpanzees or orang-utans, because if we did, such animals would share the same cognitive thinking ...
6
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2answers
603 views

How is age related change in IQ measured if tests use age specific norms?

In a comment to this question about age related IQ decline in professors and scientists, the following comment was left: I noticed that lot of IQ tests (RPM or California) have different norms ...
7
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1answer
137 views

What are the effects of negative self image on cognition and brain function?

All other things considered equal, what are the effects of a negative self image, on cognition and brain function? Are there any studies that would have specific data supporting cognitive outcomes ...
10
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1answer
374 views

What is the effect of studying logic or mathematics on general thinking skills?

I frequently hear comments from people to the effect that "Studies have shown that students who take (intro) logic courses don't show any signs of improvement in logical/rational/critical thinking." ...
3
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2answers
135 views

Can general intelligence be understood as pattern analysis?

I have been thinking for a while about general intelligence (i.e.,not specific abilities used for particular tasks such as chess). I think that the essence of general intelligence is pattern analysis. ...
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5answers
4k views

Is there an accurate online IQ test for measuring 160+ IQs?

Is there some (preferably free) online and accurate IQ test? One which does not give me an genius IQ and then tries to sell me a diploma. I need one which measures upto 160 sd15 (or higher). Such a ...
7
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1answer
15k views

How are Raven's Matrices scores converted into age adjusted IQ?

There are IQ tests based only on Raven's matrices. I wonder how a raw score on such a test "scaled" to an IQ result. As we all know, IQ results depend on the age of individual tested. So I was ...
2
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1answer
92 views

How are activities involving toy blocks linked the development of intelligence in children?

I'm looking for a peer reviewed article that links the development of intelligence to any form of block building activities. For example a child playing with wooden blocks can improve their ...
22
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3answers
3k views

How is intelligence correlated to beauty?

Recently, I read several interesting questions on the web about the relationship between IQ and general intelligence and physiological symmetry. But more importantly, what explains the correlation? Or ...
6
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1answer
12k views

Does masturbation in men negatively affect cognitive processes?

Gary Wilson has mentioned that porn and masturbation is an addiction that negatively affect mental performance. Moreover, there is some "pseudo-science" claiming that abstaining from masturbation ...
6
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3answers
250 views

What causes an individual to not be able to hold all the details of a large project in memory?

Background: First of all, I'm not in any kind related to cognitive science, I'm a programmer. I'm not even sure that it's the right place for asking my question, but I'll try anyway. So, first of all, ...
6
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1answer
1k views

How can psychometry measure the very high IQ's in adults?

From Wikipedia's page on Mental age, we learn that: Originally, the differences between mental age and chronological age were used to compute the intelligence quotient, or IQ. This was computed ...
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3answers
4k views

Intelligence and marriage satisfaction

A recent letter by a Princeton alumni stated: Men regularly marry women who are younger, less intelligent, less educated. It’s amazing how forgiving men can be about a woman’s lack of ...
9
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5answers
491 views

Does an exceptional working memory inhibit intelligence?

According to the Fox News article "Chimps Smarter Than Humans in Memory Test" chimps were able to significantly outperform humans in a simple working memory task. I quote one part of the article in ...
4
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1answer
405 views

Dyslexia and IQ

Background Information of my questions: At the age of eight I was "diagnosed" with Dyslexia, I am now 47. I went from not being able to read and barely able to write to a college reading level in 9 ...
10
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1answer
1k views

Effect of Physical Exercise on Intelligence/IQ

I am interested in empirical research relevant to answering the following questions: What is the effect of physical exercise on IQ/intelligence? Does any such effect vary by type of exercise? e.g. ...
3
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3answers
958 views

Improving Speed of Thinking

What are some ways one can improve his/her speed of thinking and reasoning ? I am looking for some easy to follow strategies that can be systematically applied. (I am presuming it can be learnt/ ...
6
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2answers
2k views

What is the scientific support for Einstein's claim about the negative effects of reading too much?

Einstein once said: Reading, after a certain age, diverts the mind too much from its creative pursuits. Any man who reads too much and uses his own brain too little falls into lazy habits of ...
4
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0answers
109 views

Are there any cutting edge techniques that enable to acquire foreign language at relatively fast pace?

I am aware of immersion method as well as mnemonics such as the one Daniel Tammet's Born on a Blue Day. I read that Kim Peek's lack of corpus callosum enabled his brain to absorb information faster ...
3
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0answers
930 views

What reasoning processes underlie the Logima Strictica 36 and Logicaus Strictimanus 24? [closed]

I am conducting research in creating an AI with high IQ. I am interested in the tests Logima Strictica 36 Test and Logicaus Strictimanus 24. Further links are here What is the logic of these test ...
8
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1answer
265 views

How does the mind build a model of reality?

I'm interested if there has been any research or experiments that deal with how the human mind creates and perpetuates the idea of knowing something. I'm struggling to concisely express the question, ...
0
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1answer
141 views

Comprehensive encyclopedia of nootropics for medical researchers and practitioners

Is there a clinically-researched and tested encyclopedia (or similar resource) covering all available nootropics currently known? The Wikipedia article was a helpful first stop; but I'm searching for ...
29
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2answers
184k views

How valid is Lumosity's Brain Performance Index and what normative information is available?

Background There is a test called Lumosity's Brain Performance Index. A sample profile of scores might be: ...
3
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1answer
3k views

Is there a correlation between EQ (EI) and IQ?

Is there a correlation, positive or negative, between emotional intelligence and IQ?
7
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0answers
523 views

Cultural brain hypothesis and gene-culture co-evolution

Recently, Joseph Henrich of UBC has been promoting his cultural brain hypothesis. The goal is to explain a selection pressure behind the development of the human brain and general intelligence. The ...
9
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1answer
241 views

What is the distribution of performance in academic programming subjects?

On Programmers SE there is a popular question about scientific evidence for whether some people either are or are not able to program. One person cites an unpublished manuscript by Dehnadi and ...
7
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1answer
453 views

Does breastfeeding lead to increased intelligence?

Several studies suggest that breast-fed babies become more intelligent children than formula-fed babies (e.g., Lucas et al 1992). Questions To what extent overall does research support the ...
8
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0answers
459 views

How much sleep is required to restore maximum cognitive functioning? [closed]

Background: Recently I have really messed up my sleep schedule due to my procrastination. The internet points to some very basic conclusions but I would like to see actual experiments on effects of ...
9
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1answer
207 views

Are intelligence scores correlated with detection of second stimulus in an Attentional Blink test?

Definitions Attentional Blink: An attentional blink is a phenomenon where when presented with rapid visual stimuli if you are asked to track two particular stimuli you will fail to notice the second ...
5
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1answer
793 views

What is the correlation between Grade Point Average (GPA) and intelligence?

What is an authoritative empirical estimate of the correlation between pscyhometric measures of intelligence and Grade Point Average (GPA)? What are the main factors that influence the size of the ...
13
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2answers
503 views

Does intelligence cause greater alcohol consumption?

I just stumbled on a blog post that asserts that more intelligent people drink more than less intelligent people. The author writes: Controlling for a large number of demographic variables, such ...
8
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1answer
261 views

Do ability tests predict maximal more than typical job performance?

I have often read that ability tests are indicative of what people "can do", but that job performance also depends on what people "will do". For example, Ackerman and Beier (2012) wrote that: ...
2
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0answers
470 views

Does the ability to manipulate your environment affect the type of intelligence? [closed]

There are several animals on earth that show certain kinds of intelligence. Some animals have extensions to manipulate their environment and some do not. Think of humans and squids (hand/extension ...
8
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3answers
838 views

How to estimate IQ for public figures?

Background: I read a question on Quora that asked how intelligent is Barack Obama. A wide range of arguments were presented. The tone of the answers was not neutral because of the political context of ...