# All Questions

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### Does working memory have a role in creativity?

What role does working memory play in creativity? Creativity in this context being easily measurable creativity, so performance on things like the uses task etc. Divergent thinking is the ability to ...
36 views

### What are the key dates for the development of operant conditioning?

I am trying to build up a timeline of the development of operant conditioning. So far I have the following $1898$ - Thorndike performs experiments using his puzzle box of which Skinner based his ...
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### Is there a relationship between body composition and intelligence?

Does being fat or thin have any significant effect on cognition? For example, I have observed some very fat people who are extremely intelligent and some very thin people that are not and vice versa. ...
216 views

### Where does the distinction between motives and goals lie in activity theory?

Activity has an hierarchical structure, and can be analyzed at different levels: activities, actions and operations. (Leontiev 1974) (source: interaction-design.org) The top level is activity ...
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I have been trying to practice speed reading, and found the removal of subvocalization technique, but it seems almost impossible to understand words without pronouncing them in my head. I think our ...
141 views

### How to quantitatively measure strength of friendship using observable factors?

Is there any quantitative measure associated with the strength of a friendship or relationship? Ideally it should be able to be calculated based on observable factors, but should not require ...
39 views

### Is it necessary to read signals and systems before statistical signal processing/ detection theory [closed]

For one who is interested in computational neuroscience and brain computer interface, in university curriculum (e.g. BCCN Berlin), it requires a course in statistical signal processing / signal ...
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### How to measure precision in classical test theory framework?

What methods or approaches exist or might be developed to measure precision of measurement in a classical test theory framework? Standards for Educational and Psychological Testing (American ...
545 views

### Is autodidactism a feature that can only be possessed by special kinds of individuals?

I am from Brazil – at the current moment, education in this country is undoubtedly poor. I've been learning some things over the years on my own, mostly downloading content from the internet and ...
185k views

### How valid is Lumosity's Brain Performance Index and what normative information is available?

Background There is a test called Lumosity's Brain Performance Index. A sample profile of scores might be: ...
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### What cognitive processes occur during a mental exhaustion or 'burnout'?

Mental burnout - or mental exhaustion is not very pleasant, when one feels completely overwhelmed, something 'snaps' and it is hard to concentrate and maintain motivation. What are the cognitive ...
33 views

### Spontaneity as object of investigation in the cognitive sciences

What are known studies, experiments, thoughts and literature on spontaneity? I am looking for anything relating to questions like "What does it mean for someone to be spontaneous?" or "What factors ...
45 views

### What is the phenomenon that one can recognize a movie after seeing a scene for a fraction of second called?

I have experiences that while I was walking around the street, I saw a scene on a TV for a fraction of second, and I instantly recognized the correspondent movie. This is very interesting since at the ...
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### Is the weight of neural inputs in the human brain as central as it is for neurons in an artifical neural network?

As an example of an artificial neural net (ANN), a neural processing unit (NPU) is able to encode previous (learned) information by storing a weighted resistance for each input. Since ANN's are ...
33 views

### What is the difference between creators of derivative works of art and original creators? [closed]

I like to write and am a frequent user on writers.stackexchange.com. Many questions there and in other writing or art related communities ask a variation of: I want to use the setting / characters ...
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### Why aren't more students tested for aptitude at a younger age? [closed]

I've discussed this topic with multiple former professors, particularly in vocational training, and they all seem to agree that it would have been more helpful for students if they had known what ...
162 views

### Cognitive-Behavioral Therapy Limitations

In treating people with Cognitive-Behavioral Therapy: Which people can't be helped by therapy? How are some people more treatable than others? Additional Info In the comments of a blog post ...
48 views

### Why “fractional” anisotropy?

Why is Fractional Anisotropy (FA), a measure in diffusion tensor imaging, called "fractional"? I'd have thought "local", i.e. voxel-wise, would have been the correct way to qualify the anisotropy that ...
3k views

### Why do people suddenly look back if you look at them for a while?

You possibly are familiar with the following situation, I do not know if this is a researched phenomena or not however. You look straight at somebody for some time and suddenly, even though he or she ...
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### How valid are reaction times collected from online studies?

Online studies promise the possibility of greatly increased numbers of and variability in populations to study, but there are many potential concerns and need for validation, and diving in head first ...
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### What is the source and real meaning of “provisional living ” concept and is there an equivalent term?

I found in this blog post the following definition : Psychologists have a concept they call “provisional living.” That’s the insistence, so often heard from people whose lives are stuck on a ...
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### 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? For example, if someone is training for a long distance triathlon but doesn't know whether he/she will be able to pull it ...
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### Is there scientific evidence that narcissists cannot be treated?

I've often heard that people affected by narcissism cannot recover. I can understand that it's a long path and that a narcissist may lack the motivation and so on, but I wonder why cognitive therapy ...
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### What is the most comprehensive model of executive control?

Wikipedia has a nice summary of the various models of executive function, but what is the most comprehensive one? That is, the one that accounts for the most cognitive variations among subjects and ...
96 views

### What are the practical uses of ontologies?

I have read many papers and books about ontologies, and I am trying to figure out that how they are used in a real project. For example, how can the ontology for a soccer player robot can be defined ...
287 views

### What are effective strategies for increasing concentration and motivation when doing seemingly passive activities such as reading journal articles?

Background Unfortunately I am not a specialist in Cognitive Science I am just a regular CS student who has big interest in cognitive science. I want to share with you some interesting observation I ...
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### How successful are modern (2015) sentiment analysis algorithms for identifying emotion?

I see a number of questions about implementing text sentiment analysis algorithms on StackOverflow, and am interested - how effective are sentiment analysis algorithms at identifying the ...
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### What makes disengaged participants tired / exhausted after corporate meetings?

Why do disengaged people feel tired, fatigued or unfocused after long, "boring" corporate style meetings? (there is an agenda, but not everyone participates?) Over the years I've observed dozens of ...
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### Sleep deprivation and task performance

Case: In case of an adult, the average adult sleep time required is 7.5 to 8 hours. Suppose the person (aged between 23-29) has slept only 6 hours, or less than the average time (7.5 to 8 hours). ...
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### What is the best way to learn in an environment that only has delayed feedback?

There are some skills that take a lot of time to learn because feedback is delayed. Examples I have in mind are weightlifting, healthy eating, and mindfulness. The promised effects of practicing these ...
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### In the theory of planned behaviour, what is the general term that captures attitudes, norms and perceived behavioural control?

The theory of planned behaviour is a model of behaviour that in simple terms assumes that attitudes, norms, and perceived behavioural control influence intention, and intention and actual control ...
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### What is the evidence for linguistic determinism?

Lately, I have been pondering whether the idea of linguistic determinism has empirical support. Background: I know a couple languages, and I am proficient in 2 of them. So sometimes if I need to ...
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### How does the brain break down visual information for processing? What “channels” is visual input broken into?

Some time ago I remember reading about how the human brain breaks down visual information into a number of individual "channels". For example, one channel might focus on edges and lines, another ...
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### Do distractors create false learning in multiple choice questions?

I use quizzes in teaching, but have started to worry that they do more harm than good. Here's why: We have all learned from "the testing effect" that the act of taking a test is part of the practice ...
116 views

### Why do people look in the face or eyes while communicating?

While communicating, people tend to direct their gazes to the face (particularly eyes) of people. Why don't rather we look at their neck or just their chest or even their hair while communicating with ...
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### How respected is Viktor Frankl's logotherapy among modern psychologists?

Is Viktor Frankl's logotherapy still a live option in modern psychology, or is it considered outdated? I've heard it referred to as the "third Viennese school of psychotherapy", but my wife's ...
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### What are the most used statistical methods in WM research besides (generalized) linear modeling?

I mean, by cognitive psychologists. I skimmed over a few articles from Journal of Cognitive Neuroscience and Trends in Cognitive Science and concluded that ANOVAs and t-tests are mostly used (without ...
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### Do different methods of testing memory for character sequences result in different brain activation?

Assume a certain sequence of N characters, displayed on a screen one by one, that should be memorized. The speed of the display is such that it doesn't produce much extra stress. You may assume that ...
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### Why do con artists like Frank Abagnale Jr. not feel guilt?

I just finished watching a video of Frank Abagnale Jr discuss his life history. Who knows if its true, but it is an amazing story. For those who don't know, Frank Abagnale is one of the most infamous ...
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### The “Backwards Bike” and implications for how we think

Here's a video of a guy learning to ride a "backwards bike", if you turn the handles left, then the wheel goes right. It took the guy forever to learn to ride a backward bike. He kept remarking that ...
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### What is the correlation between self-monitoring and the Big 5 factors of personality?

Self-monitoring as a trait refers to a tendency "to closely monitor an audience in order to ensure appropriate or desired public appearances". It is commonly measured using the Revised Self-Monitoring ...
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### Why does “six months” seem like a “long time” even when it isn't?

Background: I had a (rental) property that I was planning to put up for sale. Then I "changed my mind" and said that I wanted to wait for the current year's appreciation, and sell in "six months" ...
620 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 ...
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### Are mentally ill people more violent?

A lot of people are afraid of people with mental illnesses because they think they're more violent but is that true? I think it's wrong even though I don't really understand the pages I found on ...
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### Can hypnosis stop cigarette smoking?

Alas, advertisements or commercials for "hypnotherapy" to stop any number of bad habits from smoking to weight gain are almost unavoidable now days. Are there any actual unbiased studies or hard ...
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### Who first used the term 'heuristic' in a cognitive science context?

I seem to recall that Herbert Simon borrowed the term from computer science, but I cannot remember the initial paper in which he made use of this borrowing. A google scholar search reveals some ...
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### Is there a specific name for the emotion I'm feeling? [closed]

I looked around and it doesn't seem to match the definition of guilt NOR shame. I made up a lie that works this way: 1.Tell people someone I made up is "special," "unique," and a variety of other ...
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### Can we explain the tendency of investors dollar cost averaging in terms of loss aversion?

For those unfamiliar with the term Dollar cost averaging (DCA) is an investment strategy for reducing the impact of volatility on large purchases of financial assets such as equities. By ...