-2
votes
1answer
10 views

Why is Potassium(K) important to neurology & the brain?

When researching the pharmacological mechanisms of action and interactions that various psychotropic drugs, poisons, neurotoxins, etc. have on the brain: I frequently see off-hand references to the ...
-3
votes
1answer
13 views

Empirical evidence of claim “some men just want to watch the world burn”

From the few surveys I read, criminals always had a "good-intention" justification eg. redistributing money to poor etal. In other words, they were always looking for something that benefits the world,...
0
votes
0answers
15 views

Which type of chemicals in my brain should I increase in order to become more competitive? [on hold]

I know that Testosterone is one of the hormones in men responsible for competitiveness and aggressiveness, but it's not the only, and getting higher levels of T most likely won't be enough. I wonder, ...
0
votes
0answers
18 views

Are there universal cat signaling gestures?

I've recently became aware that many aspects of human behavior can be explained in terms of signaling theory, where we send each other signals of our fitness, personality qualities and status. For ...
0
votes
1answer
15 views

What statistical method to compare bilinguals and monolinguals on a task switching task?

I have data from my experiment where two groups participated (monolinguals vs. bilinguals). There was a language switching as well as a task switching part to the experiment where the data tells how ...
6
votes
2answers
39 views

Significance of 4 stimulus cards in the Wisconsin Card Sorting Test?

I've reviewed the papers by Grant, D. A., & Berg, E. (1948) and Fey, E. T. (1951). These papers from what I was able to find, lay out the basis of the Wisconsin Card Sorting Test (WCST). There ...
3
votes
0answers
12 views

Convention for selection of summary slices in fMRI

Looking at papers, I often see an fMRI volume summarised by taking a single axial, sagittal and coronal slice (typically in MNI152 space). For an example see Figure 1 in de Bie et al, 2011 [1]. The ...
3
votes
2answers
92 views

What's the psychological basis for “Look at me when I'm talking to you”?

If a person is talking to another person and the other person is looking away but still listening, many times I've seen people insist by saying: "Look at me when I'm talking you" or Gently ...
1
vote
1answer
19 views

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 ...
5
votes
0answers
17 views

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, ...
1
vote
0answers
34 views

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 ...
1
vote
0answers
14 views

How to test a theory that explains a psychological phenomenon using evolutionary arguments? [on hold]

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 ...
2
votes
1answer
36 views

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 ...
1
vote
3answers
46 views

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 ...
0
votes
0answers
92 views

Why the craziness about pokemon go? [closed]

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 ...
1
vote
0answers
41 views

Why do thoughts take a non-zero length of time? [on hold]

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 ...
1
vote
1answer
31 views

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 ...
0
votes
0answers
9 views

Tests to Assess Collaboration Skills

We are trying to map people collaboration skills and aptitudes, in a business context. In particular we are interested in the following personality traits: Intrinsic Motivation Attitude to risk ...
0
votes
0answers
4 views

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 ...
3
votes
1answer
48 views

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 ...
0
votes
0answers
9 views

Expanding some memory type? (It's highly specific) [on hold]

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 ...
1
vote
0answers
52 views

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 ...
0
votes
1answer
24 views

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 ...
0
votes
0answers
13 views

Is there a term for when a person offers your services at no cost to them? [closed]

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. ...
0
votes
0answers
25 views

how to comprehensively assess three areas of cognition (attention, reaction-time, memory) on a daily, personal basis, preferably online,? [on hold]

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. ...
5
votes
1answer
27 views

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 ...
0
votes
0answers
25 views

Lack of motivation [on hold]

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 ...
3
votes
0answers
34 views

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 ...
1
vote
0answers
27 views

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 ...
1
vote
0answers
52 views

Are there any papers showing that too much learning matters is bad for memory? [on hold]

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 ...
0
votes
1answer
24 views

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? [closed]

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 ...
1
vote
1answer
53 views

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 ...
2
votes
0answers
35 views

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 ...
-2
votes
0answers
21 views

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 ...
-1
votes
0answers
12 views

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 ...
2
votes
0answers
48 views

Can you learn a skill by observing someone else?

For instance, does watching an artist draw improve your drawing skill, even if you're not drawing along with them?
0
votes
0answers
16 views

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 ...
0
votes
2answers
53 views

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?
3
votes
1answer
59 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, ...
2
votes
0answers
25 views

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 ...
2
votes
1answer
45 views

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 ...
4
votes
1answer
68 views

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 ...
3
votes
2answers
30 views

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 ...
4
votes
1answer
21 views

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 ...
-1
votes
1answer
17 views

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)...
0
votes
2answers
33 views

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 ...
6
votes
1answer
331 views

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, ...
0
votes
0answers
8 views

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 ...
3
votes
1answer
31 views

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. ...
3
votes
1answer
42 views

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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