# All Questions

55 views

### How actively does your brain physically prune connections?

Is pruning defined as neural apoptosis or are connections (neural synapses) simply separated? At what rate, if known, does this occur in individuals (ages 18+)?
107 views

### Reproducible meta-analysis in psychology

I am a big proponent of reproducible data analysis. In particular, I like when researchers share documents in formats like Sweave and knitr which weave statistical output (e.g., text, tables, and ...
15 views

### Are there validated measures to perception of decision making process alignment?

I want to test an idea about how the perception of decision making process alignment with another party influences the tendency to accept information from that party. For example, if my wife and I ...
67 views

### Are there first person accounts of monothematic delusions?

Monothematic delusions are delusions that concern a single topic (Davies et al. 2001). They are often the result of acquired brain damage and include the Delusional Misidentification Syndromes, such ...
2k views

### Is there evidence that listening to music can aid/hinder concentration or performance?

I, like many computer programmers, love to listen to music while I work. I have always believed that music helps me stay focused and motivated, and improves my performance on many types of tasks, ...
155 views

Background: I tried to do a self-control exercise that involved doing something boring like folding clothes while the exercise part involved repeatedly saying "focus" in my head, to stop daydreaming. ...
876 views

### Is there psychological research on seduction?

I've been reading a lot of books about seduction. Most of them rely on (approximative) psychological basis and presents really interesting insights. Robert Greene - Art of seduction, for example ...
198 views

### What causes post-masturbation guilt? [closed]

Is there a study regarding guilt complex associated with masturbation? I am interested to what it can be traced down to. I wonder what actually happens in the brain before, during, and after the ...
202 views

### Are there useful applications for three channel consumer EEG?

I stumbled upon the consumer EEG Melon (at Kickstarter). It has three electrodes and is advertised as measuring how "focused" you are. In the FAQ it says: The Melon headband has three electrodes. ...
181 views

### Why do many people not use tabbed navigation (e.g. in an internet browser)?

I have noticed that many people do not use tabs even though tabs have been around in browsers for some time. I have been noticing that people either do not differentiate tabs as specific navigational ...
74 views

### What functions does the brain perform to recognize a familiar object unconsciously?

Let's say a person's brain experiences how a vehicle/object looks for the very 1st time. It would require lot of attention/focus/processing to analyse the object, extract features and train its neural ...
82 views

### Verifying this statement in a movie named Oculus

I just want to verify this statement if this is a fact. "When people can't process something horrible. The mind creates all kinds of protections to help them cope. Once that belief's taken root, ...
39 views

### What is the effect of income on an adolescent's reward response to monetary vs. social reward?

I am asking a question related to adolescents and their response to either monetary or social reward. What is the effect of income levels on monetary vs. social reward? Do higher income children ...
65 views

### Do beavers make dams purely by instinct?

Do beavers use cognitive moves, learning, memory or skill acquisition in their life to build better? Or do they simply repeat instinctive gestures and end up with stereotyped architecture always?
523 views

### Is it normal for men in long term relationships to want to have sexual relationships with other women?

If a man who is married or in a long term relationship wants to have sexual relationships with other women, is this pathological, deviant, maybe even a disorder? Or is it part of normal and healthy ...
56 views

### Reduction of the hippocampus due to childhood neglect/abuse

A Scientific American article, "Childhood Stress Decreases Size of Brain Regions", by Christie Nicholson briefly mentions the implications of childhood neglect and abuse on brain structures. I was ...
108 views

### How much additional sleep is required to recover from a given number of hours of sleep deprivation? [duplicate]

A previous question dealt with whether it is possible to catch up on lost sleep. This question is a little different. Assume that a healthy adult has been deprived of sleep for "x" hours. How much ...
155 views

### What's the neurological basis for “practice makes perfect”?

I was reading Marvin Minsky's The Society of Mind: This (practice makes perfect) is really is quite curious. You might expect, instead, that the more you learned, the slower you would get-from ...
61 views

### What was the quantified brain volume of Albert Einstein?

I have read articles stating that Albert Einstein had an average brain volume but couldn't find a specific measurement. I'm curious because the articles are all so ambiguous. He could have been on the ...
34 views

I am a researcher in computer science, and I am looking for some literature in the field of psychology related to the task of connecting information; something like a study or a theory relevant to ...
36 views

### Difference between real time and old information processing in the brain

Can we differentiate between the following two processes? Brain receives information via senses, such as eye, ear, nose, skin and tongue. That is, vision, hearing, smell, touch and taste. Brain ...
53 views

### When should a percentage be written as a percentage and when should it be written x out of n?

People perceive numbers, percentages and values in different ways depending on what it is and how it is presented. I'm looking for research on when to communicate with an actual percentage and when ...
25 views

### Could markers on cars indicating a common destination improve highway driving efficiency?

This question is a bit of a long shot for this site but it is psychology-related so I thought I'd give it a try. This is a little thought exercise. I was driving down the expressway toward downtown ...
458 views

### Is there some hierarchy of the human senses?

What I mean by this is to ask if each of the sensory inputs can be quantified by the amount of information the brain is receiving: For example, Brain says: currently receiving 10 packets of visual ...
625 views

### Are mnemonics by creating associations good for memory?

I read a book which says that to remember the lists of arbitrary objects, we should take a well-known ordered list (so that you know what is on the first place, what is on the second) and associate ...
505 views

### How are autistic savants able to perform certain mathematical computations so quickly?

How do autistic savants (or other people with these abilities) compute equations like $81^{100}$ in 2.5 minutes? Which algorithms do they use? Is it an efficient one, or do they just have a lot of ...
75 views

### Are desires influenced by beliefs?

I refer it especially to what men and women look for in the partner. Of course, this is a generalized speech. There is a correlation between the model of beauty proposed to men and what men sees as ...
56 views

### What is the most common form of delusional misidentification?

The delusional misidentification syndrome (DMS) is a condition in which a patient consistently misidentifies persons, places, objects, or events. Broome (2004) affirms that: The most common form ...
159 views

### How common are visual hallucinations in Schizophrenics?

The typical "Hollywood" representation of Schizophrenia involves vivid visual hallucinations. However, in practice, the dozen or so people with a diagnosis of Schizophrenia I have worked with have ...
42 views

### Is there an experiment where participant tries to move object with brain-machine interface and object is moved by someone else?

Psychological experiment where subjects are first taught to move a object just by thinking about moving it (subject's brains are being read with a machine that moves the object). Then the object is ...
72 views

### What is a good rough rule of thumb regarding required sample size for questionnaire studies?

I need to perform a questionnaire as part of my final project. What are the quick-and-dirty rules for knowing how many respondents I need to get meaningful results?
198 views

### Can brain hemisphere activity/ dominance be inferred from the test subject's drawings?

I'm aware that all tasks that a person undertakes involve both halves of the brain. At the same time, there are studies of people who have communication between brain halves severed or suppressed and ...
168 views

### Can a self-paced-reading & grammaticality judgment task be programmed in PsychPy or Open Sesame?

I want to know if it is possible to design an experiment on PsychoPy or Open Sesame in which the subject does a self-paced reading (with measuring the reading times for each word), and then after ...
675 views

### Does associating a color with numbers improve math learning?

I have heard a number of reports that some mathematical savants associate particular colors with numbers. It got me wondering, if colors are associated with numbers during mathematical teaching, ...
33 views

### What is the modern definition for problem solving?

Apart from Polya's definition of problem solving in 1981, "finding a way out of a difficulty, a way around an obstacle, attaining an aim that was not immediately attainable.", is there a better modern ...
39 views

### Research connecting reflection/introspection in computing and metacognition [closed]

I would like to know if the notion of reflection/introspection in computing has prompted research in other fields other than computer science, e.g cognitive sciences. In particular, I would love to ...
66 views

### How does the unconscious mind work and can we consciously have any control over its contents and functions? [closed]

I have read up that the unconscious mind has substantial influence over our decisions, reactions and behaviors. Can we have much influence on how it functions and can we use it to our benefit? Also, ...
72 views

### What evidence is there to suggest that delayed gratification is taught and learned and not genetic?

Every evening I spend considerable time and energy trying to get my kids to eat their dinner, holding off treats such as chips or dessert. My experience was that my parents did the same. I have ...
57 views

### 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 ...
113 views

### 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 ...
525 views

### 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 ...
366 views

### 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?
52 views

### “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?
190 views

### 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. ...
31 views

### 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 ...
224 views

### 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 ...
64 views

### 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 ...
28 views

### 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 ...