3
votes
3answers
151 views

Neurological basis of selfishness?

Is there a neurological component to selfishness? Awhile back, I witnessed a mentally retarded person who was severely possessive of a water fountain, claiming it was "his". I've also seen ...
3
votes
2answers
57 views

How do humans learn to combine tasks?

I've been reading about hierarchical learning (a variant of reinforcement learning from what I understand) and how it is shown to allow learning of a higher-level task (the main example is assembly). ...
3
votes
1answer
36 views

Is there a pictograms repository under an open-commercial license?

I'm looking for pictograms repositories for non-verbal people. I found two types: ones that I need to pay like PECS or SPC, and others that are free but they have a no-commercial license like ...
3
votes
1answer
42 views

How does hPES compare to the learning rates of ANNs?

The primary learning mechanism of artificial neural networks (ANN) is back-propagation, which is not biologically plausible. Trevor Berkolay created an alternative to this learning with the ...
3
votes
1answer
66 views

Can a person's susceptibility to hypnosis be altered?

It is commonly quoted in popular literature that 10% of people are "highly hypnotizable". Given a set of 10 suggestions, such people would have 7 or more suggestions become active. On the other end of ...
3
votes
1answer
318 views

Is Allen Carr's “easy way to stop smoking” a form of cognitive therapy?

David Burns is a cognitive therapist, who in his Feeling Good describes how to overcome depression. He states that depression is a logical result of irrational negative thoughts, which can be ...
3
votes
1answer
431 views

Are words and ideas written in a distinctive font easier to remember?

I read that serif fonts have more distinctive characters, and I was wondering if, at the brain level, the fact that something is written with more distinctive characters would be more easily ...
3
votes
1answer
232 views

Why do the hemispheres of the brain control the opposite sides of the body?

History of question: This previous question asked about both hemispheric specialisation and control of opposite sides of the body. The point was made that these are two very different questions. So ...
3
votes
1answer
206 views

What causes a muscle to be unsteady?

I have noticed for myself that sometimes, certain muscles may become unsteady. Here are three examples: Sometimes it is more difficult to hold my hand still in the air. Another example is how my ...
3
votes
1answer
162 views

How and why can movies take us out of our everyday physical reality and into a fantasy world?

Have you ever experienced that feeling after watching a really great movie (somewhat like a dramatic one) that after watching the movie, you got carried away? Even though the movie ended well in a ...
3
votes
1answer
65 views

Bias in which you judge others by what you are good at?

Motivated by this question about programming and intelligence, I've noticed that people often judge other people's competence in terms of how well they perform on the domains that they have more ...
3
votes
1answer
351 views

Are people who have a crush on someone generally delusional with respect to their crush?

This question came up in relationships.SE (still in beta) in this lengthy thread (which I hope you can get access to). Basically the disagreement goes as follows: Telling somebody with a crush ...
3
votes
1answer
84 views

Definitions of consciousness

It seems to me that many people know for themselves some extraordinary things about consciousness but rare are the people that can provide a definition of it. I have never met two people providing the ...
3
votes
1answer
121 views

What are the visual cognitive abilities of a new born?

We know that a newborn (3 days or less) can mimic facial expressions such as tongue protrusion and head movement. This means that the child can detect faces, segment various parts of face like tongue, ...
3
votes
1answer
43 views

Has anyone done a thorough comparative review of psychotherapeutic approaches?

Have the efficacy of different psychotherapeutic approaches--e.g., ACT, CBT, DBT, Psychodynamic, Humanistic, Behavioral--been compared? I'm sure each approach may be more or less effective depending ...
3
votes
1answer
57 views

Do the brains of non-altruistic persons mirror the observed experience of suffering?

Altruistic behavior can have different motivations: from the hope that the help you give will ultimately benefit yourself (social exchange theory) to a selfless wish to alleviate someone's suffering. ...
3
votes
1answer
168 views

What is the difference between cognitive test batteries like ANAM, CANTAB, Vienna Test etc.?

I would like to measure peak cognitive performance in healthy individuals, for situation awareness, reaction time, visuo-spatial processing etc. I am interested in both within-subject and ...
3
votes
1answer
129 views

Is it possible to quantify 'pettiness' in a personality?

Petty is a word that is pretty clearly defined: Not very important or serious Relating to things that are not very important or serious I'm interested in measuring the degree that someone ...
3
votes
1answer
640 views

Does initial 0-3 years of age have any effects for a permanent bonding to happen between the parents and their children?

My brother (age: 37) is least attached to our parents. At the time of his birth, our parents had left him with our grandmother. He saw our parents, for the first time, at the age of 3 years. He has ...
3
votes
1answer
107 views

Pathological distress caused by being discouraged to say “thanks” on online communities

The Stack Exchange network users are not encouraged to leave comments expressing thanks. Please do not add a comment on your question or on an answer to say "Thank you". Comments are meant for ...
3
votes
1answer
6k views

Is there a correlation between people who frequently laugh at their own jokes and narcissism?

It is not uncommon for people to laugh at their own jokes. One comedian discusses how he uses this as a benchmark for whether or not a joke is going to be funny for the audience. Psychology Today ...
3
votes
2answers
155 views

Gaining and maintaining viewer sympathy for an anti-social protagonist

The show "Breaking Bad" is about: A struggling chemistry teacher turns to a life of crime with the aim of providing for his family's future. The protagonist of this show is meant to be ...
3
votes
1answer
213 views

What is the neurological mechanism responsible for losing one's temper?

I'd imagine that losing one's temper is quite normal, I can not think of anyone who has not experienced it. For me, it is rare, but does happen, I find that there can be 3 broad stages occur (note: ...
3
votes
1answer
91 views

Is the condition Pathological Intoxication recognised as real?

The plot of the movie Final Analysis revolves around a murder committed by a person diagnosed with Pathological Intoxication. The following study confirms the: probable existence of a discrete ...
3
votes
1answer
123 views

What are the neurological mechanisms behind risking one's own life for another?

Every so often, we hear of people who go that extra mile and put their life on the line (and sometimes, give their life) for another person - whether it is a loved one or a complete stranger ...
3
votes
2answers
147 views

What is the psychology behind choosing to be weird?

There is a saying I was once told: "I no longer fear going insane, I am enjoying every moment of it" For some (including myself), this is in fact a rather happy and liberating reality, albeit a ...
3
votes
1answer
117 views

What causes pathological jealousy?

Taking the meaning of the word pathological to mean maladaptive and unhealthy. What is/are the aetiology of pathological jealousy? What conditions are associated with features of pathological ...
3
votes
1answer
176 views

What is the psychological basis for people coming together during a disaster or major event?

Something I have witnessed several times, and got me wondering, what is the psychological basis for people coming together in response to a disaster or a major event? Be it large scale or local. An ...
3
votes
1answer
217 views

Do repressed memories exist?

Is there such a thing as repressed memories? Suppose a person undergoes a traumatic event (e.g failing out of school, having a relative die suddenly). Is it normal for the person to act as if ...
3
votes
1answer
253 views

What are new and exciting research areas or applications in systems neuroscience? [closed]

Like the title says, what are new and exciting research areas or applications in systems neuroscience? I know the question is a broad one, so let me narrow it down a bit: I will get my master's ...
3
votes
1answer
52 views

Where to find historical dream activity data?

Is it just me, or are we dreaming less? Maybe it's the computer screens in our face all day. Maybe that's just what happens when we get older. I'm wondering if there's a resource of some kind to ...
3
votes
1answer
110 views

How do I change my tiredness patterns?

All of you probably know what the human 'circadian cycle' is, and depending on your personality, you would either be a night-owl or a morning-lark. I am interested in understanding the patterns of ...
3
votes
1answer
641 views

What happens to a person's frontal lobes when they have a breakdown from stress?

When a person gets really stressed out and has a mental breakdown what happens to their frontal lobes? I'm reminded of the clip from "What about Bob?" when Richard Dreyfuss has a breakdown when he ...
3
votes
1answer
93 views

Is actively trying to create insight inducing conditions effective in generating insights?

Kounios and Beeman (2009) show that many insight solutions come when one is in a relaxed state. Furthermore, positive mood helps with insight solutions. But practically speaking, is it wise to try ...
3
votes
1answer
3k views

How to compute Chi-square value and degrees of freedom in Excel?

I am trying to understand the statistical test of the chi-square in Excel. I already made the test but I still don't know how to compute the χ² value and what it means, how to compute the degrees of ...
3
votes
1answer
158 views

Should fantasy distractors be avoided in multiple choice questions

Is there any reason not to include fantasy distractors (made-up wrong answers) in multiple choice tests. Examples: What is the name of the compound HCl? a) Hydrochloric acid b) Chlorohydride acid ...
3
votes
3answers
71 views

Can anyone provide a modern source for the average college student IQ of 115?

I've read in various places that the average college student IQ is about 115, and the various estimations of IQ by college major reached by converting SAT to IQ all use 115 as the starting point for ...
3
votes
1answer
51 views

How liking and disliking mechanism is developed? [duplicate]

Every one likes different things, places, people, colors, flowers etc. I am interested to know how this mechanism is developed in individuals. If we suppose that it is started from home. Then why ...
3
votes
1answer
71 views

Epigenetics and serotonin (amygdala threat response)?

In this article it states that: Increased promoter methylation of the serotonin transporter gene predicted increased threat related amygdala activity. I'm finding this somewhat difficult to ...
3
votes
1answer
111 views

Threshold time for stimulus to be consciously perceived. Why?

A visual stimulus must last longer than some threshold duration to be perceived consciously. For example, a light dot flashed for a duration of 10ms can't be consciously perceived. Why? What prevents ...
3
votes
1answer
72 views

link between top-down (bottom-up) processing and cortex layers

What are the relations between top-down and bottom-up processings and the flows of information in the brain? For example, does top-down processing start from some layers and go to lower layers? If so ...
3
votes
1answer
33 views

Difference vs. Ratio of evidence in sequential sampling models

In sequential sampling models - for instance Ratcliff and Smith, (2006) - participants' responses in a binary choice experiment are modelled by a particle, which moves up or down towards the ...
3
votes
1answer
48 views

Does the International Affective Picture System (IAPS) contain weapon stimuli?

I'm looking to use the IAPS for my research, but I specifically need to use images of/or containing weapons. Does anyone know if IAPS has any such stimuli, and, if so, roughly how many?
3
votes
1answer
27 views

High Density Signal Meaning

When I was reading an article, I found that it describes the EEG signal as a high-density signal. So what is that mean? EMG is high temporal resolution and moderate spatial resolution ...
3
votes
1answer
72 views

Why is my SPM batch job printing a warning repeatedly?

I'm aware of the ambivalence of cogsci.stacexchange with regards to asking questions about code, but this question really is about SPM, specifically, so I think that the domain-specific nature of my ...
3
votes
2answers
37 views

Are there models of single neurons on slow timescales?

From what I've come across on the web, most models of single neurons seem to focus on the "fast timescale", where electrical signals are transmitted from one neuron to another. However, neurons are ...
3
votes
1answer
45 views

Do users of pictographically represented languages users have the same rates of dyslexia and dysgraphia?

I was wondering, given that a number represents a concept, unlike a letter that represents sound (that changes with context) - Do pictographic language users have similar rates of dyslexia and ...
3
votes
1answer
45 views

How does recognizing an answer differ from creating an answer to a question?

What are the scientific terms to use when researching the difference between the brain abilities demonstrated in recognizing an answer (e.g. multiple choice) versus creating an answer (e.g. fill in ...
3
votes
2answers
34 views

Is there any connection between visual processing ability and social skills?

I suspect there is a connection because visual processing ability is necessary in noticing important subtle social cues.
3
votes
1answer
102 views

What is “Attention” in terms of brain activity?

A rather basic question, but I don't know the answer to that - What is human "attention" that can be focused on different parts of the body or outside objects? For example, I can focus my attention ...

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