# All Questions

6,021 questions
89 views

### why are all human brains so similar in brain structure, specialization of their parts and functioning?

As a result of my growing interest in neuroscience, I have begun to try and understand the functioning of the brain. However, I am always confronted by the following questions: The brain is a ...
19 views

### Is xenophobia (at least in part) caused by lack of education?

Xenophobia is definitely correlated with lower education in some studies, e.g. This paper sets out to scrutinise the relation between levels of education on the one hand, and nationalist sentiment ...
98 views

### Why do people tend to avoid desperate people?

From my experience,often in social interactions, the person who seems more desperate is the least desirable person to be interacted with. And no one wants to engage them. More often than not, people ...
108 views

### What are effective methods to overcome the initial psychological resistance towards an unpleasant task?

Background Some self-help books note the difficulty of starting a boring or cognitively-difficult task (relative to maintaining the 'momentum' once the task has been started). Sometimes they describe ...
12 views

### Cognitive theory of (positive) thought patterns, e.g. in the execution of the (intellectual) work functions?

The term "thought patterns" in the everyday psychology have negative associations, e.g. https://www.psychologytoday.com/intl/blog/the-angry-therapist/201704/5-distorted-thought-patterns-and-how-change-...
29 views

### What are the thoughs of a blind and deaf person? [duplicate]

I've always asked myself of what are made the thoughs of a blind and deaf person... Are they made of concepts? Sensations? Ideas? Have we ever asked a blind and deaf person about that?
6 views

### How to analyze EDA data collected from mindware?

How to pair event and skin conductance response of data from mindware? Does it need to downsampling? Thanks.
45 views

### How does a brain without sensory inputs function?

If for some reasons a brain would be deprived off all inputs, it (he/she) would still have memories to process and all thoughts would be based on past experiences. But in case a person was born ...
48 views

### What information does the connectome actually contain?

I am not a brain scientist but the following question seems reasonable to me. Prof. Sebastian Seung has given a TED talk named "I Am My Connectome". If I understand correctly, connectome is ...
89 views

### What sources of randomness does the brain use for sampling?

As an applied mathematician, I have a growing interest in the mechanisms for uncertainty representation and computation in the human brain. In fact, I recently compiled a list of papers on this ...
12 views

### Is it possible to be entirely impartial?

I am writing a paper for my English class about flaws in the justice system. One of the biggest problems I believe exists is the humans' natural instinct to judge people before we even know them. Is ...
10 views

### What is the distinction between “relationship” and “difference” in behavioural statistics?

Quoting [emphasis added] from D.C. Howell's (2012) Statistical Methods for Psychology, chapter 9 (Correlation and Regression), Pg 252: Although you should not make too much of the distinction ...
23 views

### If self-control is the executive function to resist temptation, how does the brain decide what is and what is not a temptation?

What determines the "default behaviour" if no self-control is applied? Most documents refer to satisfaction of immediate desire, but that does not seem to explain how quite sophisticated behaviors ...
35 views

### Understanding the effect of a sudden cardiac arrest (lethal and/or non-lethal) on the psychological health of family/friends/survivors

Hello Psychology and Neuroscience. I am a resuscitation scientist exploring a largely neglected topic area in our field - the effect of cardiac arrest on the people around the event, mostly the family ...
32 views

### Which psychological word describes this situation best?

A few years ago, I’ve heard that people have to be in the center if they want to truly enjoy something. For example, when someone really want to enjoy a concert, he or she needs to go to the center of ...
20 views

### When the DEA says a drug is X times more potent than another, what do they mean?

E.g. Fentanyl is a synthetic opioid that is 80-100 times stronger than morphine. What does that refer to? According to https://en.wikipedia.org/wiki/Potency_(pharmacology): The IUPHAR has ...
4 views

### Are there any psychological studies of thirst following food that account for SFO-Nos1 activity?

Some studies up to 2015 surprising found that salty vs. non-salty food doesn't make much difference to thirst. E.g. a 2015 study found that: However, according to Prof. Leshem, despite our gut ...
31 views

### CBT approach and why we generate unrealistic thoughts

On reading about Cognitive-Behavioural Therapy (CBT) I encounter But, if you feel sad after a friend cancels your lunch plans and you begin to think there’s obviously something seriously wrong ...
10 views

### Optical illusion when looking at parallel static bars

When looking at this picture for a while, without moving the eyes, my brain starts to hallucinate moving shapes. Why is that? Is there some math to explain this effect? I'm asking about math because ...
31 views

### Many military leaders died by suicide to avoid punishment, but weren't judged irrational. Does this evidence rational suicide? [closed]

Peru's ex-president Garcia's suicide to avoid arrest reminded me of general officers and politicians who, although unethical and wicked, were foxy but rational. They ought've been punished, but they ...
35 views

### Is doubting a claim more taxing in terms of energy spent by the brain?

I was at a conference some time ago in a university near my city, a Neurologist was part of the various talks held there, and in his words: "There is a, let's call it Neuro-Psychologic ...
10 views

### Is there a double dissociation between face and object processing?

We know of the condition called prosopagnosia in which the processing of faces is impaired. Is there a condition in which the processing of faces is intact and the processing of objects is impaired, ...
4 views

### Information Encapsulation of Geometric Module vs Cortex Remapping

According to experiments by Gallistel and Spelke, there seems to be a specific geometric module in the brain that doesn't (cannot?) use feature information (eg. color of walls) for reorientation. From ...
37 views

### Can the act of studying more be a defense mechanism?

Let's say he/she wants to get good grades because unconsciously he/she is afraid that otherwise a bad future awaits. My question, is the act of studying more a defense mechanism? If it is, under ...
10 views

### Why are faces processed holistically?

There is evidence that contrary to objects faces are represented more holistically then objects. To illustrate there is an effect called the face inversion effect that shows that when you invert a ...
15 views

### Are there scientifically grounded alternatives to analytical psychotherapy? [duplicate]

I'm a physicist and am interested in exploring taking therapies to help me overcome anxieties and other issues that I have that seem to me to be psychologically founded. Anecdotally, a few people ...
16 views

### Generosity in the World Happiness Score

One factor in the World Happiness Score is generosity. I had trouble to understand what this actually means and how it enters into the score. These were my specific questions: Does "generosity" ...
78 views

### Easy-to-use simulations of human behavior

I'm interested in simulations of human behavior. Nicky Case has done some really good ones: https://ncase.me/trust/ - A simulation of repeated prisoner's dilemma under different scenarios, showing ...
9 views

### What are the ethics (for clinical psychiatrists) of posting videos on Youtube with poorly-worded guidance about disorders?

I've watched a few Youtube videos about dealing with narcissists and I noticed a few patterns. Videos. The videos appear to be genuine attempts to provide some help to people who are dealing with ...
56 views

### What is the state of the art on the wiring optimisation problem?

One of the earliest neuroscientists, Santiago Ramón y Cajal, postulated that brains are arranged to minimise wire length [1]. In [1] Dmitri Chklovskii and Charles Stevens formulate this problem as ...
35 views

### Relaxing your concepts in meditation

I am using the app Waking up from Sam Harris. A lot of his guided meditations tell you to perceive the world as the raw data of experience, instead of perceiving objects and concepts. To illustrate ...
40 views

### Do men look more similar to each other than women?

Looking at an awards ceremony, I find that all the men look the same to me. Whereas all the women look very "unique". I wonder if this is a psychological thing in which, because I am male, I am less ...
59 views

### Why do people want to harm those who harmed them?

Several social psychologists try to explain the science behind revenge. For example, Ian McKee of Adelaide University in Australia writes in Social Justice Research (Vol. 138, No. 2), linking ...
14 views

### Is there a structural difference between Nerve cells in the Somatic and Autonomic Nervous Systems

Do the actual nerve cells in the Somatic and Autonomic Nervous Systems have a different structure or chemical make up or are they the same thing just separate systems?
21 views

Mental arithmetic stress test is used widely to induce mental stress in laboratories. Can this test induce stress to those who are really good at mental calculation or enjoy mental math?
21 views

### What are some examples of psychosis in people who have major depression?

What are some examples of psychosis in people who have major depression? Especially how do delusions show up? "Experiencing psychosis can be frightening and confusing, and psychosis can present ...
23 views

### Assuming a neuron does not reach activation, what is the rate of repolarization in the absence of new stimulus?

How long does it take for a neuron to return to it's resting state, due to absence of further stimulus?
54 views

### Is there a real benefit to starting grade 1 at a older age? If so, why?

I think that some people think people should start school at the normal age instead of older because they claim they might become too old to learn. I learned from https://www.youtube.com/watch?v=...
47 views

### Why do teenage girls “fall in love” with idols?

Why do teenage girls "fall in love" with idols they never met? This behaviour is much more uncommon (if it happens at all) among teenage boys (At least in my experience. I also did a quick survey ...
30 views

### In Bowen theory, what is the different between Emotion and Feeling

I'm reading Family Evaluation and Bowen/Kerr keep referring to Emotion and Feeling. Those seem like the same thing to me, so I'm wondering what the difference is between them. Example: "Objectivity ...
34 views

### If a two-tailed test shows significance and the mean is higher, can you infer that one condition is significantly higher?

Condition A has M=5, SD=1 Condition B has M=10, SD=1 If a two-tailed test gives p<.05, can you infer that Condition B was significantly higher than Condition A without conducting a one-tailed ...
6 views

### Efforts to create metrics of understanding and comprehension of some sentence?

Let's assume that S is some sentence (e.g. theorem). Are there efforts to quantify how well some agent (pupil, student, machine agent) understands this sentence S (or some sent of sentences)? E.g., if ...
101 views

### What is the evolutionary advantage of being embarrassed?

What I am trying to understand is why do I feel embarrassed in certain situation. E.g. when I'm talking to people, why do I think about being judged or sounding stupid that would result me in ...
10 views

### Homogeneous Poisson Process of spike train

In Theoretical Neuroscience by Dayan and Abbott page 25, the probability $P[t_1, t_2, ..., t_n]$ that a sequence of n spikes occurs with spike $i$ falling between times $t_i$ and $t_i+\Delta t$ ...
27 views

### Is decision making inference?

Inference is the process of generating further premises from information. Sperber et al (2012) write: 'An inference, as the term is used in psychology, is a process that, given some input information ...
25 views

### Are we programmed to live together?

In general, the humane tendency is to couple with only one person and to be faithful to one's only partner. So dating someone else is very poorly looked. But there are in some parts of Africa, for ...
25 views

### Handedness bias in Raven's Matrices

A few years ago I tried a Raven's Matrices IQ test on the Internet. In every test the bottom right element had to be deduced and this could always be done by scanning the first two rows to determine ...
96 views

### Analysis of accuracy data?

I have accuracy data, where every subject gives a correct, i.e. 1 or wrong, i.e. 0 answer. However every subject performs 190 trials in each session, with 10 sessions in total. To analyze the data I ...
86 views

### Is there a mindfulness meditation technique that tends to produce gamma rhythms in the brain (and not just the alpha frequencies that are typical)?

This is a follow up to a paper (^) that was cited in a response to one of my past questions here. It was found that experienced Buddhist monks generate a substantial increase in gamma waves on demand ...
13 views

### Are there any online survey/questionnaire makers which allow use of sound clips?

I am looking to create an online data collection tool which would involve questions where a short sound clip is played, and the respondents would need to use a rating scale (possibly a slider) to ...

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