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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6
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1answer
152 views

How do laypeople form a judgement that another person is smart or intelligent?

I am curious: When do we label a person as being 'intelligent', 'smart' or 'clever'? This is subjective, and it seems unlikely that it is possible to reach a bulletproof definition. A high IQ has been ...
7
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0answers
124 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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0answers
524 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 ...
5
votes
0answers
36 views

What are the IQ correlations between relatives?

Bouchard and McGue (1981) wrote a review article (linked here) that summarized the correlations between relatives. McGue asserted in a recent talk (that I'm not able to link) that he's not aware of ...
5
votes
0answers
107 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 ...
4
votes
0answers
62 views

Why do men have greater variance than women in mental test scores?

Hedges and Nowell (1995) write that Sex differences in central tendency, variability, and numbers of high scores on mental tests have been extensively studied. Research has not always seemed ...
4
votes
0answers
249 views

Does limiting mental activity during the day increase mental performance later in the day?

Is there any scientific evidence to support the idea that you only have so much cognitive energy in a given day; and if so, would the mental abilities of someone who focuses on as little as possible ...
4
votes
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
29 views

Are there any mental activites that can be detrimental for intelligence?

It is well known that we get better at the things we practice, but is it possible to stimulate the brain with activites in such a way that general or spesific intelligence is weakened? Also, are ...
3
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0answers
54 views

Can emotional IQ be learned?

Can emotional IQ be learned? This question concerns both the general population and those with lower than average emotional quotients such as individuals with Asperger's, or Autism spectrum disorder ...
2
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0answers
34 views

What role (if any) does verbal intelligence play in one's aptitude for science or mathematics?

I am looking for scientific literature that suggests a link between verbal intelligence (i.e. one's capacity for reading comprehension and use of language) and one's aptitude for working with or ...
2
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0answers
44 views

Is the logic of “Herrnstein's syllogism” sound, and are its premises true?

Herrnstein (1973) wrote My theory hinges on an argument in the form of a syllogism: 1) If differences in mental abilities are inherited, and 2) If success requires those abilities, and 3) ...
2
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0answers
22 views

Are results of various cognitive tests meaningless if the subject has achieved them through training?

What I mean by meaningless is whether or not they lose their predictive power outside of the specific test employed to evaluate some facet of cognition. I don't study the cognitive sciences, but ...
2
votes
0answers
252 views

Difference between forms of Culture Fair Intelligence Test (CFIT) scale 3

I would really like to know what are the differences between the form A and form B of Cattell's Culture Fair Intelligence Test scale 3? To my knowledge (reading the "methods" section in the ...
2
votes
0answers
49 views

What method(s) are available which demonstrably increase a person's g factor, (assuming such are available)?

Following up on this question: What method(s) are available which demonstrably increase a person's* g factor, (assuming such are available)? (*if a specific target individual is necessary to respond ...
2
votes
0answers
81 views

What are the average raw scores, and standard deviations for the WAIS-IV subtests?

What are the average raw scores, and standard deviations for the WAIS-IV subtests (scores are normalized)? For example, the digit symbol task gives you 120 seconds to substitute as many digits for ...