# All Questions

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### Why do power laws describe learning and skill acquisition so well?

In humans, why do powers laws describe skill acquisition? In particular, $$RT = aP^{-b}+c$$ where $RT$ is reaction time and $P$ is amount of practice. Does the power law generalise to learning in ...
23 views

### Can abstract object representations be associated with a wider range of sounds in comparison to everyday object representations?

I'm looking for some peer reviewed evidence that abstract visuals can be associated with a wide range of sounds when compared to more recognisable visual representations pertaining to everyday ...
62 views

### What Quantified Self reserach tools are there for measuring performance while playing videogames?

I've recently became aware that there's a whole field of quantified self - using various methodology to collect data about human performance in an attempt to "quantify" how the human body/brain works. ...
116 views

### Short term time perception affect long term time perception?

It is known that attending to time (i.e. looking at duration) expands subjective time. So if I want to do something for 20 minutes and look at my watch, this would increase my subjective time ...
75 views

### Predicting the Duration of Future Events

I am interested in the question of how people use/integrate previous experiences with instances of tasks or events to make predictions about the duration of future instances of tasks/events. To ...
168 views

### In what order do people notice another person's attributes (race, age, gender, etc.)

I seem to recall reading some research years ago about what people notice in the first second or so of seeing someone else, and in what order they notice those things. It's something like gender, ...
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### Meditation for patients with neuroleptic induced tension

Patients taking antipsychotic (neuroleptic) drugs often suffer from some kind of discomfort or tension. This can manifest as a neuroleptic induced dysphoria, akathisia, or some kind of anxiety. Is ...
127 views

### Kelly Criterion Observed to Be Adhered by Psychopaths?

As this study shows, psychopaths are much more willing to take advantage of expected gains despite recent losses as opposed to normal people who frequently stop after a series of losses. Has there ...
17 views

### Does any neurological research exist surrounding Buddhist “enlightenment”?

I know there have been many studies on meditation in general, with noticeable changes in the brain. From a skeptic's perspective, I am curious if there are noticeable changes in the brain between ...
20 views

### What is the phenomenon where a person inexplicably feels that a word is spelled wrong?

Sometimes, I get the inexplicable feeling, which also happens to be maddening, that the word why is spelled wrong. In my mind, for a few seconds at least, the spelling doesn't match with the word at ...
33 views

### How can the cognitive distortion “disqualifying / rejecting the positive” be overcome?

Within Cognitive Behavior Therapy (CBT) there is a cognitive distortion named "disqualifying the positive" where positive events are discounted: Example: Upon receiving a congratulation, a person ...
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+50

### Do we know what is happening inside the brain when a person is hit in the head?

For the purposes of this question, I will use the example of a legally sanctioned athletic contest (i.e., a boxing match), rather than criminal activity or accidents, but the question certainly ...
21 views

### Can personality be measured without self-report or peer-report?

There's lots of evidence on personality correlating to various behavior, like speed when talking, words used, walking pace, types of books owned, reactions to situations, colors on clothing, +++. Is ...
24 views

### Deja vu and some specifics

Deja vu is the feeling of having been where you are presently at some point in the past (usually pointed to dreams because you often cant remember dreams). What would you call that distant memory you ...
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### How to intelligently resolve WinTabMex error in Psychtoolbox on Windows 7?

While piloting a task in psychtoolbox and exiting via (ctrl-c --> sca), I receive this error: Error using WinTabMex Tried to initialize WinTab, but it is already initialized! Call code 1 ...
37 views

### Do you know any good tutorial on designing EEG experiments with PsychoPy?

I'm trying to find good documentation on using PsychoPy to measure Event-Related Potentials. In particular, I want to measure and compare the amplitude of the N170, a face-sensitive ERP, when ...
18 views

### Incomplete sentences

I am looking for studies which looks at understanding and preference of incomplete sentences. For example, is there a higher workload for (in)complete sentences or even though the sentence might be ...
14 views

### What are the differences between formulating a response in speech vs. formulating a written response?

I am specifically interested in the difference between these two processes during producing a response to a question. What are the differences of the cognitive process between those two scenarios? I ...
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### Relation of spoken sentence length and processing time required

I would like to know if there is some good research that tried to put spoken sentence length and its processing time in simple relation without focusing on meaning of words etc. It would be nice to ...
20 views

### What is the role of non-synaptic plasticity in learning and memory?

Is non-synaptic plasticity (e.g. changes in the spike threshold) believed to play a large role in learning and memory? If so, which roles are these effects believed to play?
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### Influence of LIP on visual cortex

I understand that the lateral intraparietal cortex (LIP) maps various features of targets onto an eye-centric reference frame. I also know that this mapping predicts where visual attention (in the ...
21 views

### How is it called when we explicitly quantify a letter or digit instead of spelling it out multiple times?

When we need to repeat a letter or digit several times (for example when spelling out a number or an acronym) it is easier to explicitly quantify it instead of spelling it out repeatedly: for example ...
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### How can higher concepts get unrolled with upward and feedback connections differing?

In the neocortex, input patterns are compressed hierarchically. Sensory inputs in the lower levels are combined by higher levels to form abstract concepts. However, there are even more feedback ...
44 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 ...
24 views

### 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 ...
29 views

### Provable ROI for call center rest periods?

Think you can help make life better for a nation of call center workers? At a large insurance company, I used to work in the call center for both Auto Claims and then Homeowner Claims, before I was ...
25 views

### Does exercise substantially affect bloodflow to brain

The benefits of exercise on the psyche are well documented, encompassing catharsis, endorphin release, mental health improvements and self esteem. There is also evidence that it increases cognitive ...
58 views

### Increasing pitch perception of the same auditory stimuli

I was trying to work up a small clip of repeating beep sounds I recorded from a mobile game. This series of sounds, when played, gave an unmistakable perception of increasing pitch with every ...
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### Do synapses have special types?

I assume synapses/dendrites/axons are relations which connect one entity/neuron to another, for example: a car is a vehicle: "is" relation Bob has a sister: "has" relation etc. I would just ...
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### If someone gets “too much” attention, does it expose his/her to mental illness?

Some psychologist told this on TV few years ago and this came to my mind when I spoke with my friend about personalities of some celebrities. I tried to find some articles or studies about the topic ...
21 views

### How are our tastes created?

Is there a scientific explanation of one's aesthetic preferences? Why do they differ from one person to another? Are they the results of one's culture and social interactions? Any reference would be ...
18 views

### Is self-infallibility a mental disorder?

I realize all people have various and complex biases, and that we all get into arguments from time to time. However, I've known one or two people who seemed abnormally resistant to suggestions that ...
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### What is a good software/hardware combination for biofeedback monitoring that includes GSR, GSM, HRV, and EEG?

i'm looking for a lab setup for psychological experiments to help people relieve stress better with various auditory and visual stimuli. what i want is a software like brainbay that can use not just ...
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### Is there a disorder that causes one to feel heat from an inanimate object?

We just met a woman that feels heat (literally, hot enough for her to say she was burned) from inanimate objects. She says it is mainly the floors and chairs in her home, and she is unable to walk in ...
47 views

### How can you learn to engage in highly focused thinking for a sustained period of time?

Is there some research on how to engage in highly-focused thinking for more than a few hours at a time? I have read (informally, i.e., not research papers) that engaging in enjoyable non-focused ...
45 views

### Interpretation of results on the studies of “Moral Hypocrisy”

Hello right now I am dealing with the studies of C.Daniel Batson, who provided several studies and experiments to reveal moral hypocrisy. I think that I understand the basic idea of his theory, ...
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### Is there a name for “loopback teaching” technique (explaining something to yourself to learn it)?

Here's the description of a process which I call "loopback teaching": First, I learn something the "normal" way, e.g. by reading or watching. I imagine a person or multiple people which I think may ...
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### Any ideas about the neural mechanism underlying the ASMR sensation?

Autonomous Sensory Meridian Response (ASMR) is described as a pleasurable, tingly sensation in the (back of the) head. The sensation can be triggered by a vast variety of stimuli (auditory, visual, ...
55 views

### How long should one study daily in order to avoid burnout?

I googled this quite a lot and it seems that I can't find the answer to the above question. I can find details on what to do to avoid the burnout but nothing specific on how long should one study new ...
37 views

### Are there theories which explain why human beings form and sustain a self-image?

I have always been curious about the concept of a self-image. I used to be very interested in why some people have a positive or negative self-image. Lately I have begun going a bit deeper and I have ...
39 views

### Can brainwaves from EEG be used to measure enjoyment of media?

It seems to be very hard to figure out automatically, what content I will enjoy and what content I will not enjoy. Of course, there are methods that require me to sit in front of a computer and press ...
43 views

### Do cognitive distortions not exist at all in non-depressed people?

Cognitive distortions like All-or-nothing thinking, Fortune Teller Error; do they exist in non-depressed people with a low ...
46 views

### Is it possible to present/perceive information objectively?

A recent project has brought an interesting thought to mind. Hopefully this is the correct format to ask this question, as I'm unsure where else I'd receive an educated response. (possibly philosopy? ...
37 views

### Are there any precise design principles for artificial connectomes or neural networks?

I've been reading about the openworm.org project. I've downloaded the code and run some simulations. The people at OpenWorm have made an experiment where they setup a robot with the neural network of ...
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### Biofeedback and Neurofeedback: Scams or Real?

I'm currently taking an AP Psychology course which just discussed biofeedback and neurofeedback very briefly. All I can say is that I'm entirely skeptical that either one works by any mechanism other ...
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### What tradeoffs are there between internal and external validity?

I was reading through an article about research design. The authors gave an example on the relation between internal and external validity which I thought might be an important area of consideration ...
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### What are the original paper(s)/reference(s) using lateral inhibition to explain simultaneous contrast?

I've seen a lot of textbooks and papers explain how lateral inhibition can account for simultaneous lightness contrast, but what is the original theory/papers that I could cite?
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### Is there any publicly available algorithms for Neurofeedback using EEG?

How do these software work? Is there a clear algorithm I can follow to make one by myself? I can make software for Mac, Web and Mobile. I also have two EEG headsets: Emotiv Epoc and Neurosky ...