# All Questions

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### Effects of Social Networking websites on Humans?

What are the effects of social networking websites in the evolution of humans (behavioral, intellectual, etc.)? Have their been any studies (published research, articles) on positive or negative ...
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### What is the impact of showing the amount of unattended notifications to the user?

What is the difference in cognitive effects on the user between simply showing that there are 'some' unattended notifications, or showing how many notifications there are? Take Facebook's ...
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### Do only humans spend a lot of time daydreaming (or having “stimulus-independent thoughts”)?

A paper Killingsworth et al., A Wandering Mind Is an Unhappy Mind, Science 12 November 2010: 932 (or a free pdf) starts with the following statement: Unlike other animals, human beings spend a ...
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### Are Rorschach (inkblot) tests still used as a diagnostic tool?

Are Rorschach tests still used as a diagnostic tool today, or are they just a relic from the 60's? If they are still in use, what sort of information do they provide?
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### “All lay loads on a willing horse”

Is there any research on an effect described in the proverb in the title, i.e. when people who work well are requested to work even more, while weak workers are usually left without attention?
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### Why did Richard Feynman appear to recommend replication before manipulation when conducting lab experiments?

In Richard Feynman's classic Cargo Cult Science speech. He talks about a type of scientific error made, where a person takes a previous experimental result for granted when designing an experiment. ...
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### How does the timing work out for dopamine to affect the development of long-term potentiation?

I just recently learned (indirectly from this source) that long-term potentiation/depression only takes place when you have large/small amounts of dopamine present at the relevant synapse. However, my ...
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### Study Effectively [closed]

I have 1day for the exam and there is much to study and Is there anyway to study Effectively.. This is not just for tommorrow this is for the entire life.. I'm feeling little low. Is there any ...
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### Cognitive (neuro)science and related mailing lists

I am looking for cognitive neuroscience (and related) mailing lists. For some time I have been subscribed to Visionlist and found it to be a tremendous source of information about conferences, PhD and ...
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### Where do spatial dimensions enter in single compartment neuronal models?

I am trying to understand how the length and diameter of a compartment are specified. For example, in the Hodgkin–Huxley model, we only have conductances specified in $\rm mS/cm^2$. How do you specify ...
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### Diffrence between SSVEP and P300

I have read about SSVEP and P300 as different subjects. But its seems that they are related to each other. Is P300 a kind of SSVEP?
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### Is “Schizophrenic” considered to be a derogatory or offensive term?

In US English, "Schizoid" is considered a derogatory term, while "patient/person with Schizoid Personality Disorder" is the "politically correct" term (and more accurate). For this reason I wanted to ...
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### Does referring to each other by number in group meetings lead to better results?

I've learned that the pilots of the Red Arrows never refer to each other by name but by number in the briefing room in order to avoid conflict. Is there a name for this trick? Do any studies say this ...
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### Can a person control their brain's electrical activity?

In a brain-computer interface paper, I found the following paragraph: Effective assessment of BCI performance requires two levels of evaluation: the user and the system. The user must control the ...
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### How do ligands bind to and release from receptors?

I'm wondering exactly how ligands bind to and release from receptors. Until recently I presumed ligands were attracted to receptors through electrostatic forces with no chemical interaction involved, ...
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### What is a good general reference on cognitive science in military training?

I know that one of the application of cognitive science is military science. Unfortunately I haven't found a good source on how cognitive science could benefit military training. Is there any ...
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### Is there a way to make oneself more sleepy?

Background motivation: Is there is a way to correct sleeping patterns to go to bed at least at midnight, not later than that? If I do not feel tired/sleepy enough, can I "prime" or "cheat" myself to ...
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### What to do when you have a speed-accuracy trade-off in your data?

Many studies report that a speed-accuracy trade-off (SATO) did not occur in the data since there is a positive correlation between RTs and error rates. In other words, people took longer to respond ...
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### Is quantum tunneling required for nerve signals to cross the dendritic synaptic barrier?

A person says: "It turns out that the synaptic barriers of dendrite brain cells are too thick for nerve signals to classically cross. This means that nerve signals need to use Quantum tunneling to ...
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### What is the name of the condition where you feel like you have been somewhere before?

It happens many times when you visit a place you have never been before, you feel subconsciously you have been there already. And the events and people you are ...
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### What is the meaning of semantics to cognition?

I am new to the field of semantic knowledge representation and all I get information about the term semantics = meaning. Can somebody please explain to me what is semantics and how it is important in ...
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### What is the difference between cognition and artificial intelligence in the context of robotics?

A lot of research work is being conducted on artificial intelligence and robotics. Terms like cognitive robotics are used. What is the difference between cognitive robotics and artificial intelligence ...
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### What are the neurobiological factors associated with intelligence in animals?

For example, is there a well-defined relationship between "number of neurons in the cortex" and some measure of "intelligence" in animals? I'm familiar with the encephalization quotient - that is, ...
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### What does Inter-Personal conflict means in clinical evaluation?

Bob suffers from depression and thinks he has dementia. He goes to see a Psychologist who conducts Rorschach test and gives the following evaluation: ...
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### Is it usually worthwhile to argue to try to convince someone?

I find from personal life experience that arguing with someone is hardly a good way to try to convince someone of something. You might end up getting whatever you'd like from the person you are trying ...
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### Is attraction between two people just physical, not neurological/psychological?

In the Richard Morgan's sci-fi debut Altered Carbon, the technology exists to separate a person's consciousness and put it into another body or "sleeve". The protagonist Takeshi Kovacs, is downloaded ...
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### How does the frequency of a visual stimulus affect the steady-state visually evoked potential?

I want to make a project for EEG signal processing, and in my research I found the concept of SSVEP, which means that if you have a stimulus with low frequency applied to the eye, the electrical ...
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### Why do long range axons in mammals travel in white matter tracts?

I am curious to know as to why long range, myelinated axons prefer to convene and form white matter tracts, rather than simply reach its target in an arbitrary fashion. Is there some kind of ...
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### Is Clare W. Graves a credible author?

I stumbled upon the book "The never ending quest" by Clare W. Graves. It looks interesting to me, but I suspect that he is not as scientific as he pretends to be. Is this author's theory of hierarchy ...
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### Are there any personality theories that use the scientific method?

Background I have come across a number of personality theories. There are even disciplines of personality theories, dividing these theories according to the assumptions they are based upon. The most ...
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### What is a semantic cognitive map?

Based on: J. P. Carvalho, "On the Semantics and the Use of Fuzzy Cognitive Maps in Social Sciences" (WCCI, 2010 -- PDF) and Richard Dagan's web page Cognitive Mapping. A cognitive map consists of ...
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### Name for the need to reply “you can’t fire me, I quit”

It’s a cliché in movies. The boss fires the employee, and they reply “you can’t fire me, because I quit”. Similarly, when in a romantic relationship, one person may decide to end it and the other ...
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### What is the minimum angle off horizontal before a line visually appears inclined at first glance?

Here is a straight line, which visually looks like a straight line: At first look (lets say minimum 2–3 sec.) the line below looks straight, but after some time you can see that it is actually an ...
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### What method(s) are available which demonstrably increase a person's g factor, (assuming such are available)?

Following up on this question: What method(s) are available which demonstrably increase a person's* g factor, (assuming such are available)? (*if a specific target individual is necessary to respond ...
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### What is the source for the W3C's Contrast Ratio formula?

The Word Wide Web Consortium (W3C) has a formula for the contrast ratio of any two arbitrary colors, which they use to set minimum standards for text legibility: ...
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### Can the Philosophy thought game “The experience machine” be answered by Positive Psychology?

In Philosophy, a thought game exists called "The experience machine" {1}. In summary, it's a machine you plug into that enables you to always experience positive events, and never negative ones. One ...
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### What is the effect of mindfulness practice on cognition?

The following article by ScienceDaily reported on a paper in Psychological Science (Mrazek et al., 2013), claiming that mindfulness training led to improved working memory and GRE scores. These ...
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### Can the neuronal firing rate be increased through medication/diet?

My rudimentary understanding of the neuronal firing rate is that it varies person to person, and neuron to neuron. So any specific number for a firing rate would be specific to the test subject and ...
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### What personality traits moderate the effects of trauma on empathy?

Logically there are three ways trauma can affect a person's propensity for empathy. increase decrease no change What are the key personality traits that can be used as predictors of this outcome?
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### What factors affect the g factor?

Is / are there any scientific studies on factors which affect the general intelligence (g) factor? I did a Google search, but could not find any academic papers on the topic.
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### What is the difference between a psychopath and sociopath?

The Internet is of course full of memes from Sherlock Holmes show, based on one of the episodes having Sherlock self-diagnose: I'm not a psychopath, I'm a highly functioning sociopath But what ...
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### Is the Myer Briggs Type indicator (MBTI) a reasonable scientific theory?

Background: MBTI stands for Myers-Briggs Type Indicator. It's a theory that suggests that people can be divided into 16 types, based on the way they percieve and analyse information (whether they make ...
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### What makes some criminals glamorous to others?

Some murderers are glamorized by society while others labeled monsters. In both cases, they can commit the same terrible crimes and cause the same amounts of pain - yet one can be romanticized the ...
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### Why can't people solve a riddle if you tell them irrelevant information?

Suppose you tell a riddle to your friend, e.g. a situation puzzle: A man walks into a bar, and asks the bartender for a drink of water. The bartender pulls out a gun, points it at the man, and ...
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I recently read a fascinating article about the pattern of young women receiving ADHD diagnoses after first displaying symptoms in their late teens or early twenties, typically corresponding to ...
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### How does the body experience free-fall during a hypnic jerk

Today I learned that a sudden jerk that you sometimes experience when you are just about to fall asleep due to a sense of free-fall or weightlessness is called a hypnic jerk. If, while sleeping, I ...
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### Psychology of brand names

Marketers use the fact that different letters are associated with different mental images and emotions when they create brand names. Studies show that letters and their combinations produce ...
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### How do people estimate smoking's impact on their mortality?

I am working on a project that looks at how information about one's health affects smoking decisions. I have an economic background, and not familiar with the psychology literature. So my questions ...