4
votes
2answers
46 views

Can hallucinogens treat depressive states?

Given the serotonin hypothesis of depression, increasing synaptic serotonin level may cause anti-depressive effects. Hallucinogens seems to have such advantages: They improve mood at once, but ...
1
vote
2answers
96 views

Can one alter their auditory perception?

I'm coming from the idea that the way we perceive sound is a reaction to a certain signal, sent to our brain by ears. Of course this feeling intensifies as volume of the sound increases and our ears ...
4
votes
1answer
33 views

Is there a good entry-level tutorial for SPM?

The title pretty much says it all. I need to do some fMRI data analysis and I can't find any entry-level tutorials for Statistical Parameter Mapping (SPM). I've looked at some of the videos on the ...
2
votes
0answers
49 views

Why can some people not cry on demand? [closed]

Why is it, when we need to cry, it sometimes doesn't work? Is there any psychology explanation for this?
1
vote
0answers
29 views

What is a short, drug-induced “blackout” experience called?

I know of anecdotal evidence for the following drug-related side-effects: It can happen while getting used to a new drug, or when quitting a drug. Probably also some other situations. The feeling ...
1
vote
0answers
41 views

Where can one read about states? [closed]

This term gets thrown around quite a lot on cogsci.SE. States (or maybe, to my understanding, states of mind, psychological states, or mental states) could be defined as schemas of a temporal nature ...
4
votes
0answers
32 views

What cognitively interesting event-related potentials at FP1, FP2, TP9 or TP10 can be measured with consumer-grade EEG hardware?

I'm looking for cognitively interesting event-related potentials at places like FP1, FP2, TP9 or TP10 that can be measured with consumer-grade EEG hardware. Right now I have an Interaxon Muse EEG and ...
0
votes
0answers
14 views

Tendencies for infidelity and shopping - are they related?

I came to think of an article I read once, which claimed that infidelity and shopping(impulsive shopping?) are both linked to the same personality trait - the ability to control our impulses and ...
3
votes
0answers
28 views

Is the VALS framework still relevant to market segmentation?

The VALS framework stands for ("Values, Attitudes And Lifestyles") [and] is a proprietary research methodology used for psychographic market segmentation. Is VALS still relevant, outdated or ...
3
votes
0answers
33 views

What are the meanings of the word 'gender'?

Gender is often loosely described as the psychological parallel of sex. But this is more like a simile than a description. When you look for a more complete description results vary. It is sometimes ...
2
votes
1answer
47 views

How to filter noise in EEG data

I am a computer science student and I'm doing something for a psychology professor. We have EEG data from an experiment where a person was shown 140 images for 2 seconds each. We placed 64 electrodes ...
3
votes
0answers
54 views

What makes you feel smarter after sprinting? [closed]

Background: Every time I sprint, I feel smarter the day after. Why would someone feel smarter after they have been sprinting?
1
vote
0answers
11 views

Any research on a concept of 'empathetic preferences' used in economics?

Some economists/political scientists/philosophers (it's sometimes hard to classify them) have used in their theories a concept of "empathetic preferences", also known as "extended sympathy ...
5
votes
0answers
32 views

Difference between Logan's Instance theory and Exemplar-Based Random Walk (EBRW) theory

I'm trying to find a clear explanation of the difference between Logan's instance theory (Logan, 2002) and the Exemplar-Based Random Walk theory (Nosofsky & Palmari, 1997). Am I mistaken that they ...
0
votes
1answer
41 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 ...
1
vote
0answers
23 views

Which personality trait(s) characterize high need for external validation?

Some background to explain my question: I recently overheard a conversation, between two men working in the same firm. One of them(A) is thinking about finding a new job, as he is not happy where he ...
0
votes
0answers
17 views

What chemical or neurological mechanism causes the feeling of fulfillment?

We all know that someone can find intense pleasure in something without finding it fulfilling. But what causes our feeling of fulfillment? If I knew what it was, I could be more fulfilled and ...
0
votes
1answer
25 views

What is the concordance rate for schizophrenia in monozygotic and dizygotic twins?

What is general level of concordance for twins and is it higher for monozygotic twins? What research is available on this?
5
votes
1answer
41 views

Relationship between oculometry/pupillometry and disorders of consciousness

I recently got to wondering whether certain eye movements or pupillary responses were correlated with disorders of consciousness (coma, VS, MCS, or even locked-in syndrome). I know that the pupillary ...
4
votes
1answer
59 views

What is the name of the concept in psychology that makes requirements hard to articulate?

One of my teachers in Computer Science explained this idea about requirements: Product owners don't know what they want, they need a feedback loop of requirements gathering to push them to say ...
-2
votes
1answer
45 views

Are the two halves of the brain mirror images of each other? [closed]

Can this question be answered in terms of the relationship between handedness and hemispheric asymmetry. so the left hand controlled by the right hemisphere, and right hand controlled by left ...
0
votes
0answers
13 views

Big 5 and the routes to persuasion - Any studies on correlations here?

Reading about the routes to persuasion, it occurred to me that most people appear to be using one of the system above the other. Some people use system 1 much more, some people use system 2 much more. ...
5
votes
2answers
42 views

Grid cells : Between what is the correlation of autocorrelogram measured?

In their seminal paper Hafting, Torkel, et al. "Microstructure of a spatial map in the entorhinal cortex." Nature 436.7052 (2005): 801-806.‏ the Mosers have discovered the grid cells. To show the ...
0
votes
0answers
9 views

Do intuitive people overlook facts more often than others?

I read an article on thinking and choices, system#1 and system#2 etc. It is said that system#1, our 'intuition' and gut feeling, has a fatal tendency to overlook\ignore facts. We all know from ...
7
votes
1answer
101 views

Are there any theories suggesting mindfulness is the opposite mental state to self-regulation?

Meditation practice focuses on emotional acceptance (Teper & Inzlicht, 2013), and self-regulation is related to emotional control (Braumeister, 2003). Could someone provide me with pointers to ...
6
votes
3answers
100 views

Research groups in Computer Science which study Computational Neuroscience

I am currently applying to graduate programs in Computer Science in the United States for admission next fall. I am particularly interested in the convergence of Computer Science and Computational ...
-2
votes
1answer
41 views

Have there been any scientific experiments attempting to communicate with one's unconscious mind?

For the purposes of this question, I will define unconscious/subconscious as the parts of the human mind that are not normally available for introspection or control, but which are still involved in ...
1
vote
0answers
27 views

Is fear of parasites an explanation for trypophobia?

Trypophobia is the alleged pathological fear of objects with irregular patterns of holes, such as beehives, ant hills and lotus seed heads. I find some sample pictures that relevant to ...
3
votes
2answers
58 views

What is the difference between feeling sad and feeling unhappy?

The first two questions on the Burns Depression Checklist ask about (1) Feeling Sad and (2) Feeling Unhappy. Specifically, they ask how much you have experienced: Feeling sad or down in the dumps ...
1
vote
1answer
45 views

What are the key features of dreams that trigger dream recall in the waking state?

There are various ways of writing down dreams upon awakening in one's dream journal. I've seen long, detailed descriptions that read like novels and take a page or two. Then there are terse notes of ...
1
vote
1answer
30 views

How would losing episodic memory affect a person's functioning?

Episodic memory is defined as the difference between remembering and knowing. Roughly speaking, the criteria for episodic memory is a memory which you remember from a first person vantage point, ...
2
votes
0answers
16 views

What changes brought into DSM-5 have increased therapeutic use of medications?

Given the controversies surrounding DSM-5, has there been any research into its impact on prescription practice (in the United States)? If so, what are the changes that have resulted in increased use ...
8
votes
1answer
58 views

What is the meaning of “little efferent input” to retina?

Gollisch & Meister (2010) state that "the retina receives little efferent input from the brain" (p. 157). Could anyone describe what exactly this "little efferent input" (where it originates, ...
1
vote
0answers
40 views

Name of cognitive effect where you know that your first thought is wrong but you go with it anyway

Sometimes you know a fact about an object or phenomenon, but temporarily forget about it and assume a different, contradicting fact based on a knee-jerk reaction. I witnessed an amusing interaction on ...
2
votes
1answer
67 views

What is the biological reason behind disorganized thinking and disorganized behavior in thought disorders?

Having disorganized thinking is different for everyone. But, it is sometimes described as not being able to connect thoughts together. I am asking about disorganized thinking other than communication ...
1
vote
0answers
22 views

Can incubation be performed, while, at the same time, being focussed on a problem?

Is it possible to perform incubation as well as consciously think about a problem at the same time, in effect multitasking, in order to learn something, without having to stop and take a break, ...
0
votes
1answer
53 views

Freudian repressed unconscious as the biological reason behind self-destructive behavior?

Self-destructive habits include: - smoking whilst being aware of the effects - not exercising whilst knowing that it is healthier to do so - taking one more hit of a drug "for the last time, really" ...
4
votes
1answer
58 views

Are there any circumstances where schizophrenia or bipolar disorder are not lifelong?

It is known that psychiatric disorders such as schizophrenia and bipolar I, and bipolar II are for life, and require long term treatment (lifelong). Is this always the case? The answer could include ...
1
vote
2answers
67 views

Is all learning a subconscious activity?

As a non-native English speaker I recently tried to understand difference in phrases "to study" and "to learn". I found some explanations here on English language and usage SE, stating that learning ...
2
votes
0answers
25 views

How does diet affect OCD?

Background: I have read that caffeine is not a good drink for sufferers of anxiety disorders. This is common sense given that it may increase agitation. I noticed when I started a low carb diet that ...
2
votes
0answers
54 views

The accuracy & malleability of memory for color

How accurate is colour memory for the standard person? It would seem most people are quite good at remembering the colour of objects by visualising the object. But in some cases peoples visualisation ...
2
votes
1answer
58 views

Effective sampling rate in human visual system

The [stroboscopic effect][1] is often explained as one of the problems of sampling. If sample rate is too low, you might have the impression of the signal frequency being low or even reverse. There ...
2
votes
1answer
53 views

Is desire for certain food related to nutritional need for that food?

It appears that from time to time, everybody occurs to have a strong desire for some kind of food. People also are attracted to kinds of food they didn't have in a long while (not so attracted to ones ...
6
votes
3answers
141 views

Which is the shortest duration for a pitch difference in audio signals to be perceived by the human auditory system?

If I have two short audio signals, for example pure tone C4 and C#4, so half-tone difference, how short can they be that the human can hear the difference in pitch? Was there any ...
3
votes
0answers
33 views

Age of learning versus relative mastery - are they linked?

Infants learn different things in different ages. Let's say infant A learns to speak at age 1 (I have no idea what is normal), and infant B learn to speak at age 1.5. Does the age of learning say ...
2
votes
0answers
30 views

Are there some tools to get human brain Brodmann areas from X,Y,Z coordinates?

Is there some program that given the x,y,z coordinates of a area in a given brain template, gives the histological Brodmann area relative to that template? I'm interested in associating x,y,z ...
0
votes
0answers
38 views

What is the result of an excess of dopamine?

I'm pretty familiar with the results of having not enough dopamine, though the reasons are not so clear to me. To get a better insight on the topic I'd like to know something about having too much ...
9
votes
1answer
966 views

How do the blind dream?

Lately, a friend of mine has been telling me that he's been having recurring dreams involving a certain rabbi, who died around a hundred years ago. Since there's been some controversy surrounding the ...
2
votes
0answers
37 views

What neurotransmitters can be suppressed/promoted by tDCS

Transcranial Direct Current Stimulation (tDCS) has been shown to modify suppression in the visual cortex and GABA suppression in motor control. As of now, the exact neurobiological mechanism that ...
0
votes
1answer
16 views

Is there a term to define the influence and sharing of common expressions among people?

I'm wondering how to call the phenomenon that happens when people spend a lot of time together and end up sharing similar vocabulary or reusing the other's expressions? Is there a term for this?

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