2
votes
1answer
76 views

Does Heritability Define the Person in Terms of the Population?

I recently read a statement that goes like this: heritability is a population construct. Isn't heritability dependent on genetic differences? Can someone provide an example of what it means to be a ...
2
votes
0answers
49 views

Optical illusions : human universal vs environmental influences

It's well known today that the susceptibility to optical illusions are influenced by the environment: multiple studies with the Müller-Lyer illusion conducted in Zambia proved this environmental ...
0
votes
0answers
15 views

How do authority and power relate?

Source: Out of Office: John Lutz, By Laura Osborne, Aug 31 2012 3. My leadership style Authority isn’t based on power. It’s not something you have; it’s what you are. I'm unversed in ...
1
vote
1answer
54 views

Is there another word for 'affective control'?

In this paper, the authors use the term 'affective control' or the slightly longer form 'affective cognitive control capacity' to mean 'the ability to regulate emotions or manipulate emotional ...
3
votes
1answer
61 views

Why might a person get widely varying scores on different online IQ tests?

Online IQ tests often yield wildly varying results (say 60 - 150). These are actual values obtained by repeated measures. It is puzzling, because it's such a wide range. How can the same person be ...
3
votes
0answers
53 views

What are the smallest neurons ever identified? [closed]

What are the smallest neurons ever measured? I'm happy with any superlatives, such as the thinnest axons or dendrites, smallest somata etc. Thank you :)
6
votes
2answers
89 views

Is there a difference between hearing and decoding the sound?

I presume that deafness is the inability of hearing any sounds. And I presume that it's also possible to be less able to decode (and translate to a meaningful message) what others speak [happens a lot ...
9
votes
1answer
218 views

What is the distribution of performance in academic programming subjects?

On Programmers SE there is a popular question about scientific evidence for whether some people either are or are not able to program. One person cites an unpublished manuscript by Dehnadi and ...
3
votes
5answers
327 views

Is there any good alternative to the International Affective Picture System (IAPS)?

I'm looking for (particularly negative) emotion inducing pictures or videos. After some research, I think the best known and widely used database is the International Affective Picture System (IAPS). ...
2
votes
3answers
43 views

How to quickly estimate the person's level of stress with a mobile based relaxation app?

I'm writing a simple iPhone relaxation app and am thinking of a very quick test I can do to learn something about the user's level of stress, anxiety, etc. The objective is to measure how effective ...
2
votes
0answers
19 views

What's the difference between simultanagnosia and neurological extinction?

Both of these terms describe the inability to perceive more than one object at a time. I'm not too sure what the big difference is between them. Note that I'm referring to 'extinction' as used in ...
7
votes
2answers
237 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, ...
1
vote
0answers
26 views

What clustering algorithms are most similar to how humans cluster data?

Clustering algorithms group unlabelled data, such as in the following example: Which clustering algorithms are similar to how humans do clustering? (e.g. Connectivity based clustering (hierarchical ...
2
votes
1answer
36 views

Determining the position of the calcium ion in the three dimensional space

Is it possible to determine the position of a single calcium ion or its population in the context of a three dimensional space with relatively good time frequency, say 1 Hz, taking into account ...
14
votes
7answers
4k views

Open source software for running Internet psychological experiments that collect reaction time data

I've often used Inquisit to run psychological experiments online. The software enables delivery of stimuli (e.g., text, images, etc.) and collection of reaction times. Obviously general purpose ...
1
vote
1answer
49 views

Central and peripheral route dilemma

Pretend a woman watching tv and she is moved by the speaker's credibility and his ability to speak at length on the new product. She also notes that he is attractive. So in this case she is likely ...
5
votes
0answers
462 views

Can bipolar disorder be considered a malfunction of the “love circuit” in the human brain?

I've not so long ago read a book on depression by a Russian psychiatrist Vladimir Levi. The book's title can be roughly translated as "Not only depression, but a pursuit of mood". I have not been able ...
1
vote
1answer
55 views

Research on avoiding thinking about things that trigger depression or anxiety

Has there been study done in regards to the phenomenon of avoiding thinking about things that would emotionally trigger depression or anxiety? What I mean is, a person will think about something ...
7
votes
0answers
29 views

What was the first area of the brain to be associated with a specific function?

I have read on this website that broca's area was the first area of the brain to be associated (correctly!) with a specific function, in that case language. But I couldn't find any other source for ...
5
votes
0answers
27 views

How does de-myelination occur in multiple sclerosis? [closed]

From what I understand, only the oligodendrocytes are affected in multiple sclerosis, and they are attacked by T cells which cross the blood-brain barrier. This leads me to two questions: How is the ...
3
votes
2answers
2k views

Is there a relationship between schizophrenia and genius

When reading the biography of renowned personalities (recognized as "geniuses" ), such as great mathematicians, painter or poets, we are surprised by the fact that great portion of this "population" ...
6
votes
2answers
170 views

What's the explanation of this optical illusion where many coloured arcs radiate from a central point?

I saw the image below on facebook. At first, I thought it's a GIF animation since it doesn't appear static but it turned out to be a static JPEG image and the apparent motion is caused by the brain. ...
3
votes
0answers
15 views

How is brain processing different for situation-less emotional faces vs. situated emotional faces?

In traditional emotional face perception paradigms, participants are shown circle cut-outs of emotional faces. All context has been removed. Participants only see the face. However, it's well ...
11
votes
1answer
213 views

What is the influence of “effort put into pursuing wealth” on happiness?

As presented in the TED talk by Mihaly Csikszentmihalyi (3:30) repeated research has been unable to show a correlation between happiness and level of material wealth (above a certain minimum ...
6
votes
2answers
79 views

Long term effect of using noise generators

Some people use noise generators as http://playnoise.com/ to reduce distraction by background noise. Is there any research on the long term effects of this? Does this affect the neuronal connections ...
5
votes
1answer
74 views

Is the depletion effect of self-control reliable?

Although a lot of research (Muraven, 1998) has indicated the ego depletion of self-control, a recent paper (Xu, 2014) claims that they fail to replicate the depletion effect: impaired performance in ...
3
votes
0answers
23 views

Does deep, slow breathing increase mental performance?

Emotional Intelligence 2.0 said that breathing deeply and slowly increases mental performance, but I couldn't find any studies that really study the claim, and the book is a self-help book, which tend ...
8
votes
1answer
96 views

What is it about the nature of slow-wave sleep that makes it difficult to awaken the sleeper?

In humans, delta wave sleep ("slow wave" sleep, stages III and IV by AASM criteria) is more common in children and becomes only a small percentage of total sleep time in adults. Cortical EEG waves ...
1
vote
0answers
22 views

How can I measure aggressive behavior in an online study?

Can you point me to a reliable and valid measure of aggressive behavior that might be used in an online study? Do you know published studies in which this was done? With aggressive behavior I mean ...
3
votes
0answers
10 views

Are there theories on how vocabularies for the Semantic Pointer Architecture are created?

The semantic pointer architecture is a vector symbolic architecture where high-dimensional sparse vectors represent concepts. These concepts can be mathematical, linguistic or sensory. In all of the ...
2
votes
0answers
15 views

How can Semantic Pointer Architecture be used to capture dynamical systems?

Most uses of SPA I've seen seem to be representing static systems, such as recognizing digits, categorizing images, rapid variable creation and planning a path for writing those digits back out. Can ...
2
votes
0answers
31 views

Are you more successful if you publicly commit to pursuing a difficult goal?

If you have an ambitious goal, does it help to publicly commit to that goal? (I am training for my first long distance triathlon, for example. This is pretty hard and I don't know whether I will be ...
2
votes
1answer
30 views

How else can we eliminate wrong underlying beliefs, when even science fails?

Source: Why Do Many Reasonable People Doubt Science?, 2015 March, by Joel Achenbach [Andrew] Shtulman [of Occidental College] ’s research indicates that as we become scientifically literate, we ...
1
vote
2answers
36 views

Can I use other softwares than Linger to run a self-paced reading task

I want to run an SPR experiment where participants will read sentences at their own pace. My problem lies in the fact of using 2 different languages English and Arabic at the same time. I tried it ...
2
votes
1answer
31 views

Is it possible to block out reality completely?

Is it possible for an individual to block out all reality and see objects, colors and hear voices and sounds that are non-existent non-stop?
2
votes
1answer
47 views

Is volition a reality or an illusion?

Keeping religious sentiments aside, here is a question raised on the Buddhism SE that attempts to answer a similar question from the Buddhist point of view. You see, Buddhism has a concept of anatman ...
1
vote
1answer
40 views

How did the concepts of left and right direction develop in the human mind?

I hope this is the correct forum to ask; if not, please migrate to a better place. How did humans came to agree on a distinction between the directions "right" and "left"? I could think of two ...
2
votes
0answers
28 views

Sleep deprivation and task performance

Can some one please confirm the below points, Case: In case of a adult, the average adult sleep time required is 7.5 to 8 hours , Say if the person(aged between 23-29) has a sleep only for 6 hours or ...
2
votes
2answers
103 views

What causes someone to frequently see particular patterns of digits when they look at a clock?

Over the past few years when I randomly choose to look at a clock I typically see particular patterns of times. The main pattern is repeating digits (e.g., 04:04; 11:11; 16:16). This occurs on ...
3
votes
1answer
34 views

Is there a term to describe the tendency to attribute the cause of a bad outcome to a recent event?

I've noticed that when something goes wrong, people have a tendency or a bias to associate its cause with a recent event. The following may not be a great example but here goes. Imagine a game of ...
3
votes
1answer
60 views

Does 3rd person reference to self change perception of self?

If you refer to yourself in the third person for a day how does your understanding of self change? For example are you more inclined to consider your actions and motivations from and external ...
2
votes
1answer
16 views

Why superimposing PET data on MRI scan images instead of doing fMRI scans?

I'm currently reading this paper: Savic & Lindström (2008). PET and MRI show differences in cerebral asymmetry and functional connectivity between homo- and heterosexual subjects. It certainly ...
0
votes
3answers
77 views

A good place to start learning Behaviorism for a Newbie?

I've developed an interest in Behavioral Psychology. I don't have any background and I'm not taking any Psychology course or anything. I just want to learn. I was wondering if there's a good ...
9
votes
1answer
150 views

What psychological or sociological concepts form the basis of Principled Negotiation?

Although the various forwards mention that organizational behavior and social psychology are two of the fields that form the basis for the techniques taught at Harvard Law School's Negotiation and ...
6
votes
2answers
1k views

What is the scientific support for Einstein's claim about the negative effects of reading too much?

Einstein once said: Reading, after a certain age, diverts the mind too much from its creative pursuits. Any man who reads too much and uses his own brain too little falls into lazy habits of ...
5
votes
2answers
103 views

What is the evolutionary purpose of envy?

I am seeking for a general explanation within the context of evolutionary psychology. 1) What is the purpose of envy? 2) Is it safe to assume that experiences with envy should reach a maximum ...
18
votes
1answer
1k views

What color is this dress? — And why do some see it as white and gold and others see it as black and blue?

Here's the dress (and keep reading, this is actually a serious question): This question about this image has apparently become quite a rapidly spreading meme on the internet. And after conducting ...
2
votes
0answers
30 views

What are the pros and cons of the hot sauce paradigm to measure aggression?

The hot sauce paradigm is a way to measure aggressive behavior in the lab. Participants are asked to give a portion of hot sauce to another person (who they know hates hot sauce) and who will have to ...
3
votes
1answer
88 views

Is meaning-seeking behavior a biological optimization problem?

In short, I'm interested in cognitive, neuroscientific, biological and/or computational perspectives on what we vaguely refer to as meaning seeking. Of course, this is a large topic, but any ...
3
votes
2answers
51 views

Is there a database of disgusting images for stimuli for experimental study of disgust?

I'm looking for a set of images that evoke a disgust reaction. In particular, I'm looking for disgusting objects (e.g. feces, maggots). Is there a database of images like this? It would be especially ...

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