# All Questions

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### Does anger lower a person's cognitive ability?

For me it seems that getting angry or irritated makes me less intelligent but it didn't try testing it. Has there indeed been such tests or anything else about testing IQ levels of different moods for ...
13 views

### Are inhibitory synapses the cause of not doing something?

Imagine you are driving your car, in front of you, you see a wall. What prevents us from driving against the wall? Is this accomplished by the brain having inhibitory synapses established here?
131 views

### Denial of evidence and reason [duplicate]

Some people form a belief and become absolutely resistant to any contrary evidence or reasoning. Even in the face of overwhelming evidence, these people stick to their beliefs. I'm pretty sure this is ...
10 views

### what is the exact definition of a receptive field ?

i have read the wikipedia article on receptive fields . the article defines a receptive field as The receptive field of an individual sensory neuron is the particular region of the sensory space ...
11 views

### location of the center surround receptive fields for retinal ganglion cells

i have read wikipedia article about receptive fields of visual system . it says The receptive field is often identified as the region of the retina where the action of light alters the firing of ...
23 views

### How are action potentials initiated in the absence of stimuli?

I understand that action potentials can be initiated by sensory transduction. However when we simply think, for example when dreaming, with no/little stimuli, how do we initiate action potentials to ...
10 views

### Phycological model for use in a game engine

Pardon me if I use any incorrect terminology, but I am not very familiar with the field of psychology. Are there any (preferably somewhat prevalent) cognitive models of human behavior that might be ...
11 views

### Is there a more recent book like “How People Learn”?

How People Learn: Brain, Mind, Experience, and School, is apparently a good informative material for lay people interested in learn more about educational psychology and it's applications for school. ...
63 views

### Why being ignored is 'painful' for human beings?

Ignoring someone is a manipulatory technique used at times. Ignoring the attacks of someone else through emotional detachment has a very strong effect on the attacker. Is there a name for this kind ...
42 views

I am asking whether adults, especially in circumstances like a monastery or Zen center, can become able long-term to sleep only about 4 to 5 hours a night? So, that would mean: no children to care ...
23 views

### Is there a tag for those create exhaustive lists of opportunities?

When someone is incapable of making a choice on behalf of others, and structures everything they do to present every possible option and opportunity, what tends to be the cause of this?
7 views

### What are the effects of prolong overeating on cognitive abilities?

Are there any effects on concentration, working memory, recall due to overeating. If there are, what are they?
77 views

### Can suggestion change memories?

I came up to this question because of my personal experience. I think it may help you understand my question better, so I will describe it briefly. Piece of metal When I was a kid, I (accidentally) ...
39 views

### Categorization of Lewin's Work

I'm trying to categorize Kurt Lewin's work, specifically his force field model and his three-step model of change. From what I read, he was strongly influenced by the Gestaltists and he's considered ...
38 views

### Understanding neuronal firing in the context of Spike Timing Dependent Plasticity

When discussing Spike Timing Dependent Plasticity in neurons, when we say that a neuron fires do we mean it fires only one spike? Or do we still say "the neuron has fired" when a train of n spikes was ...
51 views

### How do I make myself think before I act?

How do I suppress strong emotions in favour of doing the right thing?
31 views

### Toolbox for modelling visual search performance

I'm looking for a toolbox to model visual search performance in a singleton search task based on line orientations (you need to find a line that is most different from all others in it's orientation). ...
25 views

### What personality factors are related to an inability to urinate at a mensroom urinal?

I noticed sometimes I couldn't pee in to pissoir when someone is nearby but sometimes I could. Additionally some of my friends can comfortably pee at any condition while others can't. So I was ...
17 views

### Identify influencers in a small group

If you are unfamiliar with the theory of influencers, the basic idea is that there are a certain number of people who have the ability to direct the opinions of their group. Is there a general way to ...
49 views

### Why do people want to be parents? [closed]

Please please do not think that this is a rant... So, I have never had a desire to have children. (I am male, so cannot 'have' them anyway, but...) The reason is simple: I was not especially happy as ...
16 views

### Effectiveness of self-prescribed marijuana for depression

How common is it for patients diagnosed with depression to self-prescribe themselves marijuana after trying prescription anti-depressants? Is there any evidence that this self-treatment is effective ...
29 views

### Understanding the difference between empathy and need for social contact in this article on empathetic voles

So I saw this interesting article titled, “Consoling Voles Hint at Animal Empathy.” The basic idea stated is if voles have a relationship, and are then separated and one of the voles sees the other ...
13 views

### Latency jitter in ERPs (event related potentials)

According to the context updating theory (Donchin, 1981), P300 is elicited by rare events due to conflicting expectancy. However, the hard oddball task in Verleger (2014) failed to produce a P300. ...
11 views

### Hunger: Blood Sugar, Hypothalamus, and the Pancreas (Very confused!)

Our psychology textbook discusses the causes and regulators of hunger, but it's awfully confusing. Here's what it says: "The ventromedial hypothalamus (VMH) may be involved in stopping the eating ...
16 views

### Does Yoga aid in Mindfulness?

Does it increase a person's cognitive awareness? Does it aid in increased focus?
40 views

### Can authority urge person to commit suicide?

Im interested in influence of authority. I would like to know if it is possible for authority to urge someone to commit suicide. By urge, I mean not using any negative force, so affected person ...
21 views

### What is a person's 'Identity'?

What is identity in terms that most people can understand? Ray Kurzweil asks what we would think of having various parts of our body replaced by machinery? Would we be the same person? What if the ...
28 views

### How to foster an environment for appreciation

I'm a teacher at a highschool and currently we've been working on projects that are supposed to make the kids appreciate those around them especially the other teachers and workers at the school. ...
33 views

### Do school teachers demand more from their children than other students?

Lets assume that there is a group of students and one teacher (typical school situation). Child of the teacher is in that group. Is there any evidence, that school teachers demand more from their ...
84 views

### Conducting brain stimulation at home

Given articles like this, and their associated research {1}, I am developing an interest in transcranial magnetic stimulation (TMS), transcranial direct current stimulation (tDCS), and other forms of ...
176 views

### Which paper or book from cognitive science do you think everyone should read or know about, and why?

I have created a community wiki question to encourage/enable users to share the books or paper from cognitive science that you think is most important for others to read and know about. Please just ...
28 views

### Do we have an “internal timer” when taking naps?

I´m doing some research and can´t find what control some reactions during naps. For example, after 1 year taking the same bus way home, my brain mastered the timing of napping. Wherever i get on, i ...
18 views

### Cognitive Models of learning Working Memory usage

Recently in deep learning, there's been a surge in learning how to use memories as part of the optimisation process (i.e. LSTM's and Stacks). However, these aren't really analogous to how a cognitive ...
14 views

### What advantages does a neuron with multiple dendrites have?

What advantages does a neuron with multiple dendrites have as opposed to one with fewer dendrites?
14 views

### Why does time appear to pass faster on some days rather than others? [duplicate]

Why do some days feel faster than others? They have same amount of hours though! I don't know what to do! I look online I don't really believe it! What answer is best?
39 views

### What is the psychology behind addictive video games?

Is the psychology the same as in casino games? where the person is addicted because winning is so unpredictable? Are RPG games addictive by Gestalt theory, where players mind likes to see things ...
18 views

### Is there evidence of neurons corresponding to the certainty of next input prediction?

I think the levels of the hierarchically structured neocortex try to predict their next input. If so, is there a mechanism of measure of certainty in that prediction? For example a high prediction ...
77 views

### Why do pupils dilate in response to emotional state?

I just came across an article on the internet stating that, Pupils dilate when we find someone or something attractive. So, as far as I know, this kind of dilation doesn't seem to have any ...
50 views

### What is known about the information that's passed upwards within the neocortex?

The neocortex is likely to process sparse representations in a hierarchy with information close to the raw sensor input appearing in lower levels and abstract concepts being appearing in higher ...
49 views

### Can two neurons in the brain be connected more then once?

Can two given neurons in the human brain can be directly connected more than once, either mutually or in the same or direction? Also, can the same neuron have transitive connections to itself (in ...
95 views

### Are axons in the brain weighted?

Is it known whether the connection strength of synapses is important to the functioning of the brain or does just the binary existence of a synapse matter? Also, how widely do the strengths of ...
44 views

### Does nlp have a dependency on a subject having strong visualisation skills?

I have read a few books on Neurolinguistic Programming (NLP) and, it seems that a corner stone of NLP is strong inner visualisation skills. Is there any research that looks at the correlation between ...
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### Could one use priming (from realistic images to drawings thereof) to help teach the conventions of line drawing?

Line drawing is a very stylised form of art. There are no lines in nature, and artists have to learn the conventions to be used when drawing in line. I am interested in whether one could help them ...
44 views

### Why are people so attached to their possessions? [closed]

Why do people "set great store" by their things? If for example photos are lost or damaged, why is this a big deal? It seems to me that relationships are the only really important thing, and because ...
30 views

### What is it about Ken Reid's style of drawing lumps on surfaces [shown here] that makes our visual system so easily interpret it?

Ken Reid was an artist who drew for the Beano and other comics, and was known for strips such as Frankie Stein and Queen of the Seas. And for The Nervs, about the little men who run our brains, but ...
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Why is deliberate practice uncomfortable? For example, during learning college math and playing the piano. Why do we get headaches after long hours of practice? According to this question, learning ...
10 views

### relation of substantive/verb to declarative/procedural memory

Is there a relation between "declarative vs. procedural memory" and "substantive vs. verb"? For example, are substantives (as a kind of information entities) stored in the declarative memory whereas ...
25 views

### Can we train ourselves to perform well under stress?

For improving the performance of a person under stress, for example during an exam, is possible to train by doing stressful activities? My idea is that, by being engaged in things that put you under ...