2
votes
2answers
57 views

How many hours of speech do kids hear before learning a language?

I'd like some estimates of how many hours of English speech kids typically are exposed to before reaching various levels of mastery. I realize this is a very fuzzy question, but I'm sure ballpark ...
7
votes
2answers
110 views

How is the biological accuracy of ANNs typically measured?

I am referring to the computational neuroscience side of neural network research that focuses on biological accuracy. I've read references to improving biological realism (using say spiking neurons ...
1
vote
0answers
15 views

Do ADHD drugs harm the brain?

Particularly, the amphetamine "vyvanse". If one was to take a 30mg dose once a day for 50+ years, would it damage brain function at all? Would the brain simply get used to the drug and become 100% ...
1
vote
1answer
48 views

The belief becoming the self [closed]

Is there a terminology or specific topic that explains the behaviour or phenomenon expressed in the following quote? The greatest anomaly of belief is that it is so powerful it takes over the ...
6
votes
1answer
130 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 ...
3
votes
0answers
25 views

Long term effects of using modafinil on cognition

What are the Long term effects of using stimulant like modafinil on cognition abilty?
3
votes
0answers
27 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 ...
2
votes
3answers
54 views

Why clothes' color is different than it appeared in stores?

This is my first time askin on Cog Sci board, not sure this is a right place to ask but I think it's something relates to Psychology and Cognitive Science. So yesterday I bought a shirt that looked ...
4
votes
1answer
840 views

Have different mental strengths evolved in men and women?

I think that men and women are different mentally (but nonetheless equals), however this way of thinking is very hard for me to explain philosophically, so I'd like to learn about what roots this ...
1
vote
0answers
12 views

Are there any studies (fMRI scans, etc) showing why some people (supposedly) are more open to hypnotism?

In this article published in Harper's magazine back in 1996, journalist David Foster Wallace described his experience with hypnotist Nigel Ellery (see the last section of the article, titled "THE ...
8
votes
3answers
1k views

Why have historically most inventors been men?

I noticed something strange when I looked at about.com's list of famous historical inventors. You can see that most of the inventors are men, and only a few are women. Can this be explained by ...
3
votes
2answers
50 views

Reconciling one-dimensional valence with distinct mechanisms for reward/punishment

It is a widespread notion in psychology that there are two dimensions to emotion: valence (aversiveness or attractiveness of some entity) and intensity. However, recent experimental studies in ...
3
votes
1answer
101 views

How does the brain know whether or not it comprehends a novel concept?

There seem to be at least two kinds of confusion regarding novel concepts. In one, the brain simply can't form an abstract model from whatever information is being presented. It's where you can't ...
5
votes
1answer
27 views

What rules are tested during the Wisconsin Card Sorting Task?

I was reading about the Wisonsin Card Sorting Test and although I understand the concept, I'm not clear on what rules are usually tested. Does it always vary between associations between shape, colour ...
0
votes
1answer
37 views

Cause and cure of silly behavior in children

What can be some of the causes/reasons that a child (in the 7-year-old range) to speak in a silly voice and in a silly way, more than an average child? I don't know how to be more specific by silly ...
2
votes
1answer
19 views

How to engage in the conceptualization process to measure a psychological construct such as femininity?

I am in class for Research Methods and I am having troubles with a conceptualizations process. The question is to describe the conceptualization process you would employ to measure femininity. How ...
2
votes
2answers
21 views

How can I structure this question to check for availability bias?

I'm preparing a survey right now and one of the questions I'm looking to answer is: How much does availability bias effect the decision making process for [given behaviour]? My question is: What's ...
10
votes
2answers
190 views

What is the bias/thought process that results in distrust of “formal” knowledge in favor of “folk” knowledge?

An interesting effect I've noticed is that certain groups of people seem to accept "folk knowledge" and value it over significantly better founded "formal" or scientific knowledge. In particular this ...
4
votes
2answers
72 views

Are there “awareness” related mirror neurons or processes in the brain that get activated by awareness?

I'm reading the "The Power of Now" book by Ekhart Tolle, in which he describes a spiritual practice by which attention/awareness is focused on the currently experienced mental state. For example, ...
7
votes
1answer
41 views

Psychology of Sympathizing with Death

Why do we sympathize in general when we see something or someone dying even if we personally don't know it/them? Is there any species other than humans which sympathize with the death of its own ...
10
votes
3answers
112 views

Are there any pragmatic uses of hallucinogens?

Hallucinogens (psilocybin, LSD and others) are often regarded as risky substances, therefore they are banned in most places. Are there ways of using these substances that can be beneficial? Or in ...
3
votes
1answer
705 views

Does masturbation affect brain in long term?

I am interested in knowing. Does masturbation(Daily once) affect the brain negatively in terms of Memory, concentration,Skills during the long term ? Does it affect shortly ? After masturbation I ...
2
votes
2answers
79 views

What are the side effects of Anger?

Are there any side effects i.e. any hormonal changes , dopamine release when we get anger or while we shout or outburst in anger? Because we feel satisfied getting anger in a situation than keeping ...
2
votes
1answer
40 views

How can I understand the phenomenon of mood better?

I have been trying to understand the psychology of liking, for example a particular object(human or non-human). But I am unable to proceed with my experiments(I am just an amateur) because I myself ...
11
votes
5answers
3k 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 ...
1
vote
1answer
21 views

What's the difference between inductive and deductive research in cog sci?

I'm not really clear on what the implications are for inductive vs deductive research methodology and analysis. Any examples or input would be great!
8
votes
2answers
249 views

Cognitive Science podcasts to follow

I'm currently trying to find interesting Cognitive Science related podcasts to follow. Only one I've found is You are not so smart. Does anyone know anything else? Preferably in English. If the ...
3
votes
0answers
32 views

Why can good music raise goosebumps?

Listening to really good music right now, I was wondering why it raises goosebumps. Is there any physiological reason for this reaction to specific wavelengths or something? Due sometimes strong ...
1
vote
1answer
35 views

Number of exercises and the learning of some subject?

For example, I show to my students that XY=Z, so I ask for them to do some exercises, so in the future, they will always know that XY=Z. Is there any known study relating the numbers of exercises ...
6
votes
4answers
127 views

Can the brain be trained into a state of persistent happiness?

Happiness is a state of mind. Can we retain this state even in the case of sadness, depression, or a dire situation through training? What methods could one use in order to train the brain to retain ...
1
vote
0answers
8 views

What are there neuroanatomical mappings of the Wisconsin Card Sorting Task?

I know that the Wisconsin Card Sorting Task is used to diagnose various mental disfunctions such as schizophrenia and drug addiction. However, has it been specified what brain regions or structures ...
1
vote
1answer
22 views

Measures to study working memory level related to physical activity

I want to do a study on the effect of physical exercise on working memory. Can you suggest measures for working memory assessment that differentiate levels of memory functioning amongst "normal" ...
1
vote
1answer
11 views

What is the set of cards used in the Wisconsin/Berg Card Sorting task?

I'm a little confused about what cards are included in the Wisconsin card sorting task. According to PEBL there are two sets of cards available for the task, one set of 64 cards and one set of 128 ...
5
votes
1answer
56 views

What happens psychologically to a Robinson Crusoe?

In 2000 film Cast Away Tom Hanks's hero is stranded on an uninhabited island, Robinson Crusoe style, and after a while starts talking to a volleyball. And I thought: what would actually happen to a ...
4
votes
1answer
145 views

Has anyone formally tested Josh Pellicer's theory on human sexual behavior?

I read Josh Pellicer's book titled "Tao of Badass." He discusses the sexual behavior of men and women and how they interact during the dating process. However, I have been unable to find any ...
2
votes
1answer
44 views

Can someone not feel i.e. neglect pain sensation?

Ronda Rousey (UFC Women's Bantamweight Champion) once said on a talk show (Conan) that she can take a punch and not feel pain, she added that she knows what pain is and she can just simply neglect ...
7
votes
1answer
74 views

PTSD based on false memories

Memory is not just static snapshots or video on a harddrive, but an active process. As such, it is possible to construct false memories (Brainerd & Reyna, 2005). Some of these false memories can ...
4
votes
0answers
32 views

Have there been any recent replications of the Hofling hospital experiment?

In the original Hofling hospital experiment (1966): A person would telephone a nurse, saying that he was a doctor and giving a fictitious name, asking the nurse to administer 20 mg of a ...
4
votes
2answers
170 views

Colorado Boulder study about brain morphometric measures of Cannabis users methodologically weak?

I'm relating to this study: http://www.jneurosci.org/content/35/4/1505.short The researchers found no differences in subcortical brain structures for daily Cannabis users vs. controls. However the ...
13
votes
7answers
2k views

Is it possible to think in a second language?

Those who have learned a second language are guaranteed to consciously think of words and their corresponding meaning in your native language or vice versa. This is common with more "complex" ...
3
votes
2answers
49 views

Are there mental reflexes?

Similar to knee-jerk or withdrawal, are there any innate reflexes in cognition? Are they based on personality, or are there any that are universal?
3
votes
2answers
63 views

Does the retina encode visual information like a Bitmap or an SVG?

I heard recently that a scientist has developed a retina prosthesis. So I think this is a question that has an answer. Does the retina encode information like a Bitmap image or an SVG image? (A ...
3
votes
1answer
58 views

What is the simplest entity that would be considered “conscious”? [closed]

Generally, we think of humans as having a (relatively) advanced level of consciousness, but we don't think of simple molecules as having any sort of mental capacity at all. So where in between does ...
7
votes
2answers
126 views

Are good students truly good at all things?

Source: 'Putting a Bolder Face on Google' By LAURA M. HOLSON At a recent personnel meeting, she homes in on grade-point averages and SAT scores to narrow a list of candidates, many having ...
3
votes
2answers
62 views

Calculating d-prime

I'm currently working on a research that has to use and calculate D Prime values for a task where subjects are presented an image at different speeds and they have to report if they saw the image or ...
5
votes
1answer
51 views

Relationship between oculometry/pupillometry and disorders of consciousness

I recently got to wondering whether certain eye movements or pupillary responses were correlated with disorders of consciousness (coma, VS, MCS, or even locked-in syndrome). I know that the pupillary ...
3
votes
2answers
109 views

Why do programmers work at night?

I can be described as a morning person, where waking up at 4:20 AM to catch a flight is no problem. My colleague on the other hand go to bed no earlier than midnight and often later than that. We're ...
1
vote
1answer
13 views

How to find the upper and lower quartiles of the Ryff scale?

I received this question via email and thought the answer might be sufficiently general to be worth posting here. I have used the Ryff scale in my research . Actually I am confused about the ...
3
votes
0answers
24 views

Learning Reading without Speech?

I have this question from wandering how a person, who does not have speech capability or is isolated from people who speaks, could learn how to read? Will a language (A) like English or (B) like ...
2
votes
1answer
37 views

How does my spinal cord know to take reflexive action?

As in, how does my body know that a stove is not hot enough to warrant a reflex? Is it because there isn't a sudden electrical surge going through the nervous system?

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