# All Questions

126 views

### What happens when a person “imagines” how food could taste like just from looking at it?

What processes are triggered by imagining the taste of food (let's assume it's sealed so that its smell doesn't reach the test subject's nose) only by looking at it, based on memories of food with ...
408 views

### Modern treatments of Alan Turing's B-type neural networks

In the cognitive sciences Alan Turing is best known for launching AI with his Computing machinery and intelligence (1950). However, this was not his first contribution to the cognitive sciences, in ...
150 views

### Measuring the adoption of norms

I'm trying to make a survey and I'm having trouble to find a scale to measure the adoption of norms. The people who fill in the survey have to think about a situation in which they were ashamed. For ...
224 views

### Is there a random walk theory that can account for situations with more than two choices?

In the article "Two-stage Dynamic Signal Detection: A Theory of Choice, Decision Time, and Confidence" from 2010 by Pleskac and Busemeyer, a random walk model is presented for situations where a ...
654 views

### Are there emotions that only some people can feel?

Presumably, there are emotions that almost any person can feel, such as happiness, sadness, guilt, and embarrassment. But are there emotions that only a small fraction of the population can feel? ...
695 views

### In what ways can neurons fire randomly?

When developing a model of a biologically-plausible neural network, it is important to know all the circumstances under which neurons can fire. But, I am limiting this question to random firing. In ...
322 views

### Are there sex differences in inter-rater consistency of attractiveness ratings of opposite-sex faces?

Is there any research that assesses whether males or females judge faces of the opposite sex with a greater internal consistency? That is, is the standard deviation of attraction ratings for a ...
236 views

### How are people able to wake themselves up after a pre-specified amount of time?

Auto-suggestion seems to work. Several people I know seem to be able to tell themselves "I'll wake up after 'N' hours/minutes", and do so within a minute or two of that duration. I thought for a ...
104 views

### Does not consistently providing a reward strengthen operant conditioning?

When learning about Operant Conditioning, I remember being taught that not consistently rewarding the desired behavior could (seemingly counterintuitively) actually increase the strength of learning ...
133 views

### Any attempts at testing or modeling the 'cognitive conception' of language?

For those unfamiliar, the 'cognitive conception of language' refers to a claim made by some theorists that, in the words of Carruthers: "besides its obvious communicative functions, language also ...
337 views

### Do characters in a dream have their own separate thoughts or identity?

I am very curious as to if any research has been done in this area, or if such a question even can be researched given the current tools and methods available to cognitive scientists. When one dreams, ...
141 views

### Can learning styles be changed?

Fleming's model of learning suggests 3 types of learners : Visual: Learns by visually taking screenshots of data or by remembering pictures/scenes etc. Auditory: Learns by hearing; can be by hearing ...
158 views

### Is perfectionism related to OCD?

Is it right to say that a really strong attitude and stubbornness to do something is really similar to an obsession? I'll try to explain better what I mean. Let's take a really good developer or a ...
114 views

### What correlation is there between breath control and personal self confidence?

In yoga, the instructor mentioned that controlled deep breathing can increase self-confidence. (Next time, I will ask him why he believes that but I doubt he has any references...) Furthermore, ...
329 views

### How do personality tests work that require you to choose one of two statement that applies most to you?

There are different kinds of psychometric tests, I think the numerical and verbal ones are fair enough, I can see their usefulness. However, I cannot understand how the 'soft' psychometric tests work ...
1k views

### Does IQ affect learning speed?

Supposedly, people of higher levels of intelligence do learn faster than people of lower levels of it. But this is an awfully coarse observation, and different people can learn at drastically ...
266 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 ...
185 views

### Which is the scientific name of stubbornness?

Some people are stubborn, with strong, absolute beliefs, and it's really hard to change the ideas. They tend to see just the evidence that confirms their ideas. What is the scientific name of this ...
158 views

### How is the size of a video related to its perceived quality?

Video is often presented at different sizes. On the Internet, many websites provide quite a few size settings. In the store, you can buy TVs of many different sizes. In both cases, it's the same ...
213 views

### Can we be conscious of our dreams?

During the day time, we are conscious of our surroundings and the brain does its work. During sleep, we are not conscious. We have dreams. But the brain continues to function. After we awake ...
160 views

### Food sharing and mutual aid among the homeless

Since the time of Peter Kropotkin, it's been observed and theorized that cooperation and mutual aid are more common in austere environments. A classic biological example would be slime mold ...
451 views

### Is it possible to quantify cognitive bias?

We know that bias exists, and that it affects our judgment and perception. This effect has to do with user's experience in life. That experience is taken care of by the brain, and if you counter a ...
253 views

### Is dissociative identity disorder a medical condition or artifact of psychotherapy?

The popular media has offered such examples as "Eve" (based on Chris Costner-Sizemore) and "Sybil" (based on Shirley Ardell Mason) as sufferers of dissociative identity disorder (at one point known as ...
4k views

### Are there benefits to learning to write with your non-dominant hand?

There are some articles on the web that recommend learning to write with your non-dominant hand to get in touch with your inner child or a higher power, increase your creativity and be more ...
340 views

### What is the term for a psychological effect which does not have a neurobiological/genetic basis?

When a psychological condition is the result of irregular brain structures or neurotransmitter imbalances we say the condition has a neurobiological basis; this is analogous to the classic Nature in ...
245 views

### Does perception have a “frame rate”?

Are the objects of visual perception processes divisible into individual, still frames, like video is? If so: Are the perceptions from different senses synced to the same frequency? Are these ...
387 views

### Why do teenagers take the internet and cyberbullying so seriously?

Background: I saw this post on the daily Mirror: A girl committed suicide because some users bullied her on ask.fm. I signed up to see what that site is, and it was some Q&A site. So she committed ...
776 views

### How to measure group differences incorporating reaction time / accuracy trade-off?

In a psychological experiment I am measuring subjects' reaction time as well as their error rate. Now I would like to compare two groups (males & females). There might be a bias in the sense that ...
231 views

### Is religiousness a genetically heritable feature?

I know that parent beliefs have very strong influence on child, but is it possible that genetic factor also play a role? I doubt that the content of any religion could be heritable through genes nor ...
5k views

### At what age are women perceived to be most attractive?

Someone once quoted a research at me: Men were shown photographs of female body parts and asked to judge the attractiveness. The result was that men (of all ages) found 14 year old females the most ...
345 views

### How does the personality of a successful leader influence the development of his children?

Successful leadership appears to depend on the personality of the leader. Judge et al. (2002) found the following correlations with the "big five" personality factors in a meta-analysis: ...
183 views

### What is understood about interactions between personality types or traits?

There are several psychological tests based on Jungian typology (e.g., MBTI, Insights & DISC) which extrapolate findings about personality into how those types interact (e.g., interaction styles). ...
142 views

### How do the correlations between Big 5 personality change in studies examining “faking bad”?

I have conducted several studies that get participants to complete the IPIP personality test while role play going for a job. A common finding is that the average correlation (i.e., $\bar{r}$ between ...
142 views

### Do the motivations and fears behind Enneagram have any scientific reasoning?

Background The Enneagram personality typing system defines set of motivations and basic fears for its nine personality types among people. The system seems to be aimed at personal development of a ...
436 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 ...
801 views

### Do high heels increase female attractiveness in men only through indirect means?

It seems widely accepted that, overall, men tend to find women in high heels more attractive. (There will, of course, be many exceptions to this rule.) "High heels may well be the most potent ...
115 views

### What is the role of traveling waves in circuit formation during cortical development?

Propagating waves of activity have been characterized in various regions of the brain such as the visual cortex (Nauhaus et al., 2012). Recently they have been reported for the first time to occur ...
169 views

### Does data support Domhoff's neurocognitive theory of dreams?

Background: A friend described consistent feelings and themes during a dream. It is my understanding that the contents of our dreams are our subconscious/unconscious/preconscious processing stimuli ...
83 views

### Could neuroscientific knowledge and techiques be used to optimise peoples' education and learning?

Expanding upon this, I have two ideas behind this question - 1) that current knowledge of the brain and its workings (biochemically, biomechanically, physiologically etc) is in its infancy and that we ...
239 views

### How do SSRIs work?

I've found a reasonable explanation on Wikipedia... SSRIs are believed to increase the extracellular level of the neurotransmitter serotonin by inhibiting its reuptake into the presynaptic cell, ...
559 views

### What is the maximum number of objects an average human being can recognize at once?

I'm wondering, how many objects can the average human being can recognize? For example, most of us can't look at this and say how many boxes there are without counting them: But I think we can ...
173 views

### Abstract idealized mental visualization improves motor task performance

I practice martial arts (Aikido), which involves a lot of rotation. When practicing, I find that holding an abstract image in my head, instead of thinking about the actual technique, improves my ...
149 views

### Can neural spiking in an organism temporarily cease?

I'm interested in modeling human brain spiking activity. Are there cases in which neural spiking completely ceases in an organism and yet later resumes? I've considered: hypothermic drowning, but ...
121 views

### Evidence that positive rewards are learnt faster than negative rewards?

Its folk psychology wisdom that its easier to reward positive behavior than punish negative behavior (e.g. any book on parenting or dog training), but is there any evidence in the cognitive science ...
151 views

### What is the neurobiological basis of the “inner voice” used for thought or reading?

I've recently experienced a number of hypnogogic near sleep states characterized by change in thinking (stage 1-2 sleep). I noticed that if I let go and get absorbed in the state, I can follow it. I ...
78 views

### Can attention be improved to reduce the frequency of mistakes?

There is a class of error that is sometimes colloquially referred to as "not paying attention". These are the sorts of error where the subject knows the correct way to perform a task, but fails to ...
448 views

### Can hypomania be induced by just thinking quickly and variably?

Emily Pronin and Daniel Wegner have shown that fast and variable thinking induces positive affect. This is independent of thought content. Sheri Johnson has noted that the key things that might start ...
209 views

### How does fever affect time perception?

Many of my friends and I have noticed that at certain stages of fever, time is often perceived as being longer than usual. I'd like to know if this is caused by the disease itself, an immune reaction, ...