# All Questions

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### Is there a cognitive bias which describes expert communities' overestimation of their potential impact?

I was recently trying to argue that the Democratic National Committee's efforts to undermine the Bernie Sanders campaign were probably ineffective, and that those who attempted to do so probably ...
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### What are some explanations for the relationship between social and spatial mapping?

Background: A study published last summer in the journal Neuron found that when participants were tasked with finding a new home and job by interacting with characters in a virtual roleplaying game, ...
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### How accurate is this graph about learning curve and spaced repetition system?

This graph is taken from the article from Wired about Piotr Woźniak and his spaced repetition learning software SuperMemo: Want to Remember Everything You'll Ever Learn? Surrender to This Algorithm ...
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### How to test a theory that explains a psychological phenomenon using evolutionary arguments?

I'm a non-psychologist so would appreciate any guidance from this community. I've heard arguments that people have overconfidence, probability matching tendencies, etc, because that is chosen by ...
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### Is forward associated with right and backwards with left?

The following is an observation I made in an informal sample group of about 10 people. I am looking into understanding the behavior I observed. Here is the setting: On a computer keyboard there are ...
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### Isolating stable EEG data across all channels in EEGLAB

I'm working on some EEG data we collected using the Emotiv Epoc headset using 14 channel sensors. I need to isolate chunks of data where all 14 channels are stable (non-noisy) for a given length of ...
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### Why the craziness about pokemon go? [on hold]

I guess that everyone here is informed about the release of that videogame and the consequences it's having that pretty go far beyond for what's normal for any videogame in most people (there are ...
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### Why do thoughts take a non-zero length of time?

I was staring blankly at my desk thinking about how to overcome a programming task at work when it suddenly dawned on me I had spent the best part of half an hour trying to envision how this problem ...
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### Differential diagnosis for shortness of breath from anxiety

Unexplained or difficult to explain shortness of breath seems to be blamed on anxiety very frequently despite lack of diagnostic evidence, especially in individuals with psychiatric conditions. This ...
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### Tests to Assess Collaboration Skills and Aptitude

I beg your pardon in advance for my question which might sound too general or naive, but I work in a team which is not specialized in cognitive sciences, so we definitely need some help :) We are ...
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### Can lithium withdrawal cause parathesia upon withdrawal?

Why would paresthesia develop after an individual is withdrawn from lithium due to chronic critical toxicity and continue for a protracted period of time? Is this a result of some kind of damage or ...
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### What is the scientific definition of Introversion/Extroversion?

Personally I believe introvert and extrovert are one of the most thrown around and misused words. I would go as far to say as what they mean in common everyday English is not the same as what they ...
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### Expanding some memory type? (It's highly specific)

Speaking of all the research that has ever taken place in the various brain sciences and its implications, what are the known and verified or unverified but seemingly convincing ways to expand the ...
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### Why cute things make us want to touch it?

Why when we see a cute cat or dog, we immedietly want to make physical contact with it (touch, hug, smell, etc.)? Does brain percives cute things somehow like food? Or maybe it triggers parent-child ...
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### Human brain v/s computer: speed comparison?

We can't compute (speaking of some of the functions a computer can perform ) as fast as a computer. Where does this shortcoming stem from- working memory or clock frequency perhaps comparable to the ...
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### Is there a term for when a person offers your services at no cost to them? [on hold]

Ok so imagine you and a friend (John) are at a party and it is time to leave. John has made another friend there that doesn't have a lift home. John says to them that YOU will give them a lift home. ...
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### how to comprehensively assess three areas of cognition (attention, reaction-time, memory) on a daily, personal basis, preferably online,?

I am attempting to figure out a battery of tests that I can perform on myself on a daily/weekly basis to test whether any intervention I attempt on myself actually improves my cognitive performance. ...
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### How to calculate the confidence interval for $d^\prime$ (d prime)?

I have an experiment with $N$ signal trials and $M$ no signal trials and I have measure the number of hits $nHit$ and the number of false alarms $nFA$. From this I can compute the probability of a hit ...
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### Lack of motivation

Some people work really hard for a company, even going above and beyond their job when no tangible reward is present, yet they are super lazy and lack motivation when running their own business. Some ...
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### Difference between content-addressable memory and associative memory?

Often when I'm reading theoretical neuroscience publications, such as "Towards an integration of deep learning and neuroscience", as well as "Memory and the Computational Brain", theorists often ...
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### Relation between memory and creativity

What theories exist explaining the interaction between creativity and long term memory? I am especially interested in how, in creative work, a thought triggers a memory that may not be related to it ...
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### Are there any papers showing that too much learning matters is bad for memory?

Does anyone know papers indicating that too much information is bad for the memory or even more precise - that too much learning matter is bad for the success of a student? I know a bit of the ...
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### Ive been on here for a couple hours only lol..is everybody mean on the Internet? [closed]

Every opinion ive had has been put down hah...no one will tell me how things even work on here..Ive been called a Troll? i dont even know what that means lol..I didn't get to go to school really..left ...
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### If light travels at c, and the human nervous system's speed/perception speed<c, why aren't we not seeing or blind at some times? [on hold]

If light travels at c, and the human nervous system is a lot slower than light speed, therefore it would take a lot of time for us to process what we see, why aren't we blind to what's going around us ...
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### How is human cognition different from other mammals or other “simians”? [closed]

Do animals draw pictures? Can they visualize something in their mind before "making it so"?
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### Are women better at multitasking?

I've observed multiple occasions where females are better at multitasking than males. It's not rare to see a lady driving a car, doing her make up and talking on the phone at the same time. Once I ...
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### Can drastic changes in stress levels impact long-term memory? [closed]

Can going from a highly intensive and stressful environment to one which is calm and relaxed impact long-term memory or, specifically, one's ability to easily recall information? For example, I have ...
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### Is there any research into the outcomes of women with fathers in the military

I've been noticing a correlation among women with fathers in the military, specifically related to their sexuality and career choices. I'm interested in any research that might indicate how women are ...
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### How important is it to use the right word? [migrated]

Mark Twain famously stated: The difference between the almost right word and the right word is really a large matter - 'tis the difference between the lightning-bug and the lightning. This ...
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### Does watching an artist draw improve your own drawing skill?

Does watching an artist draw improve your drawing skill, even if you're not drawing along with them?
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### Are there any cases of having both an eidetic memory and good comprehension?

In my experience, having friends who have had the gift (or curse) of an eidetic memory, they could recite pages from books flawlessly but were unable to grasp the meaning. Similarily, I have found ...
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### Can one personality kill another personality? [closed]

For a person with multiple personalities, can one personality murder or kill another personality such that the killed personality never surface again? Did it ever happen or studied?
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### How to start using mental models? [closed]

I recently read an article on Medium that curated multiple mental models. The discussion on Hacker News seemed to suggest that the list is not much use to the ones that are unaware of how to use these ...
57 views

### What is the role of (why )universal gas constant in Nernst equation?

The Nernst equation is an equation that relates the the total voltage, i.e. the electromotive force, of the full cell at any point in time to the standard electrode potential, temperature, activity, ...
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### Male Andropause fake or real [closed]

There are many people that would suggest testosterone supplement would be beneficial in your later mature years. I have a publically available study from the Australian library. 10,000 participant's ...
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### Can the big five personality dimensions be trained/enhanced?

Are there established methods to, say, enhance someone's conscientiousness or agreeableness? In particular, since it seems there's evidence linking positive relationship between the big five to ...
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### How is “being in a flow” explained cognitively?

When wathcing the European Championship athletics, I hear many people talking about being in a "flow". Flow is defined as follows: Flow is an optimal psychological state that occurs when there is ...
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### Is it counter-productive to study while tired?

I've noticed I retain a much smaller fraction of the information I consume when I'm tired compared to when I'm well slept. Not only that, but I typically have to revisit the same material more times ...
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### What causes the spokes of a Wagon Wheel to “move”(rotate) in the opposite direction of the Wagon Wheel itself?

Is it my mind's eye that is the problem or is this a "artifact" of the film? I would think it was my mind's eye as the medium of film is purely analog and not a digital representation that exists to ...
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### Using a Linear Non-linear Cascade with a Non-Random (deterministic) Stimulus

I'm attempting to use a computational model, in particular a linear non-linear cascade (LNP) to encode the spiking of a neuron responding to a thermal stimulus. In a LNP, it assumes that the stimulus ...
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### Neurons - Firing-Rate and Task? [closed]

I plan to build a neural network that is as near as possible to a biological one. So I have 2 questions regarding properties of neurons in the brain and their types: What is the firing rate (average)...
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### Neurons - Which Types, How much Inputs/Outputs?

I plan to build a neural network that is as near as possible to a biological one. So I have 2 questions regarding properties of neurons in the brain and their types: What types are there and where ...
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### Were the subjects in the Stanford prison experiment randomly assigned to the study?

The Stanford prison experiment tested what would happen when a group of subjects was pushed in the role of prisoner, while a second group was assigned the role of guards. Within merely a day or so, ...
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### How to read ROI location from .nii file?

NIFTI file formats (.nii) are used to store MRI/fMRI data in. I have a NIFTI file that is supposed to contain the locations of 375 brain regions. I am having trouble working with the file (it was ...
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### Membrane resistance of a neuron

I am about to simulate a neuron activity with the "Leaky Integrate and Fire" neuron model. But for that I need the membrane resistance. I was really looking a lot online, but I just cant find a value. ...
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### Can “fire together, wire together” be undone?

Are new connections continuously forged in the adult human brain, or do we just start all wired together and then prune until we have something we like?
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### What is the optimal mean correct on a multiple choice test in order to maximise the measurement of individual differences?

What is the optimal mean correct on a multiple choice test item in order to maximise the measurement of individual differences?
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### What is fiber bundle matching?

In the introduction of this paper, the authors mention something called "fiber bundle matching". I'm having trouble understanding if this is an analysis performed on a single subject's data or across ...