5
votes
3answers
401 views

What is the mechanism behind “gut feelings”?

I'm thinking of a phenomenon that I've first observed in myself when taking an IQ test. Upon looking at the question, I selected an answer, but got this "gut feeling" or a hint that something was ...
5
votes
2answers
409 views

Teaching Problem Solving : Mastering bit by bit Vs Try it all by yourself?

Background: I'm a teacher who trains hundreds of high school students in Math, Physics & Chemistry to crack probably toughest competitive exam in India. I deal with the students who are ...
2
votes
3answers
206 views

Lexical Decision (Web-)App

I want to make a lexical decision experiment, is there any freely available software for this? A Javascript-based webapp would suit me best, as it would run in the browser without the need to install ...
5
votes
2answers
130 views

Do humans mentally discretize numbers?

It seems reasonable to me that humans discretize numbers: this number is bigger than than number, or when faced with a series of numbers that range from 0 - 100, 50 is "middling", 10 is "low" and 90 ...
6
votes
1answer
142 views

Is good short term memory correlated with good long term memory?

Is there any link between one's ability to store information in their short term memory, with their ability to store information in their long term memory?
2
votes
1answer
220 views

What are some examples of emergent abilities?

By emergent ability I mean this: suppose that competently performing ability Z is contingent on, and only on, having skill X and skill Y developed to a certain level (that is, ability Z is a ...
7
votes
1answer
175 views

Psychology of timbre processing

Are there any studies concerning the psychological aspects of timbre processing in the brain, e.g. while listening to music? In particular, can any lower-level correlates be discerned when trying to ...
3
votes
1answer
282 views

Dyslexia and IQ

Background Information of my questions: At the age of eight I was "diagnosed" with Dyslexia, I am now 47. I went from not being able to read and barely able to write to a college reading level in 9 ...
3
votes
0answers
70 views

Why do we seem to have an internal drive to use different expressions(mostly when writing)?

How come we have so many words/phrases that share the same meaning? I suppose the most obvious answer to this would be that through communication between people with accent/language A and B, new ...
10
votes
1answer
144 views

Predicting how long a task will take

As a software engineer I have always struggled with predicting how long a project would take by underestimating and I have noticed that all of my colleagues have the same problem. In this video at ...
4
votes
4answers
450 views

What is the fastest language to think in?

If you think in any language you're never misstaken on what word you mean even if there are many words that are spelled/pronounced the same. This causes a language with only one word meaning every ...
2
votes
1answer
69 views

Is there sub-conscious error correction in interpreting heard language?

My personal experience suggests there is a background process taking place when interpreting a partially heard utterance. The sound is taken in, the conscious part of my mind begins the process of ...
6
votes
2answers
146 views

What is the sleep study that showed that a percentage of humans have a biological clock that is ~28 hours or greater?

There was an article published some years ago about a sleep study (I think from Germany) that showed about 10-20% of people (European's I think) are genetically predisposed to function on a 30-hour* ...
5
votes
1answer
240 views

Is there a lot of redundancy in written and spoken language?

I read years ago in a pop science book that written and spoken language can be shown to have a high level of redundancy. The speculation was that this served to allow error correction because language ...
7
votes
2answers
508 views

Are ambidextrous people better at multitasking?

I'm strongly 'one-handed' in that I can barely even write with my left hand. My wife is fairly ambidextrous, in that she's by default left-handed, but can also write with her right hand. I've ...
4
votes
1answer
90 views

Does the Hodgkin-Huxley Model take into account the action of the ion pumps (e.g., Na-K-ATPase)?

After the firing of a neuron, the sodium and potassium concentration differences vanish. It requires some time for cell to actively transport the ions in and out to re-establish the balance. Does ...
6
votes
1answer
134 views

How people choose at random

This question is inspired by one asked at MathOverflow. (These questions at Cognitive Sciences and at Cross Validated might also be relevant.) Are there any studies on what choices humans ...
2
votes
0answers
52 views

How to optimize bi-tasking?

Based on an article on brain laterization, it's said that a lateralized brain can do two tasks simultaneously. Lateralized chicks could pick food out of the pebbles with one eye and one half of ...
5
votes
2answers
224 views

Minimum duration for presenting a visual stimulus on screen

My experiment involves presenting simple visual stimuli briefly on screen (200 ms to 1000 ms). The stimuli would be simple enough (e.g. a circle and a line) but I want to use a range of durations to ...
3
votes
1answer
98 views

What is the definition of pathology?

While trying to get more information for my previous question, I found several different definitions for the terms "pathology" and "pathological." While under normal circumstances I'd be inclined to ...
5
votes
1answer
170 views

Desire to climb from evolutionary perspective?

When I go near a hill or dune, I feel desire to climb there and have a wider look on the surroundings. I know a lot of people who love mountains and want to climb higher and higher, but never have ...
3
votes
0answers
43 views

Is there any study that models the interaction among assertive, passive, aggressive and passive-aggressive people?

Reading up on assertiveness recently, I wondered whether there's any study that attempts to model how passive, aggressive, assertive and passive-aggressive people interact with one another.
4
votes
1answer
243 views

Are there statistics about how many assertive people there are in the world?

Based on my own experience, assertiveness is a rather rare commodity to be found among people, which in my opinion causes most of the troubles this world has. Are there any statistics that attempt to ...
9
votes
1answer
437 views

What is the effect of imagining doing an exercise on muscle growth?

I recently read a study by Yue, G et al. (1992) which I found incredibly interesting. I have no background in physiology and I was hoping that someone who does can clear things up. If I understood it ...
1
vote
2answers
101 views

Categorization studies with a procedure similar to Shepard et al (1961) and Medin & Schaffer (1978)

I am looking for performance results from categorization studies with discrete stimulus features and reinforcement feedback. I need something like this: ...
2
votes
1answer
248 views

What's the Frequency of the ringing in my ear?

I have ringing in my ears that has become constant over time. Most of the time I just ignore it, to tell you the truth I can't even remember when it started. Lately I'm curious what the frequency of ...
4
votes
2answers
521 views

Is the Raspberry Pi capable of operating as a stimulus presentation system for experiments?

I'm outfitting a small behavioural lab with a fiscal-austerity-induced budget. I'm considering trying out a Raspberry pi for individual participant systems. My tentative plan is to run linux and code ...
5
votes
1answer
978 views

Effect of Physical Exercise on Intelligence/IQ

I am interested in empirical research relevant to answering the following questions: What is the effect of physical exercise on IQ/intelligence? Does any such effect vary by type of exercise? e.g. ...
8
votes
2answers
456 views

What part of the brain locks up when a man is in the presence of an extremely attractive female?

This question is specifically about the male brain and its lack of cognition in the presence of a highly attractive female. This is in contrast to regaining cognitive ability in the presence of an ...
4
votes
0answers
97 views

Definition of Affective Cueing

In contrast to Affective Priming, what is Affective Cueing? I'm not sure how to differentiate between the two. I found a good review on affective priming in Karl Christoph Klauer (1997) in the ...
12
votes
2answers
293 views

What causes short-term dysphoria following intense pleasure?

I'm interested in the phenomenon of short term Dysphoria: Dysphoria is a state of feeling unwell or unhappy; a feeling of emotional and mental discomfort as a symptom of discontentment, ...
5
votes
1answer
80 views

How can the aversion response be explained neurologically?

If Dopamine and Dopamine D2 receptor is involved in craving, wanting and clinging towards something or incentive salience Dopamine is closely associated with reward-seeking behaviors, such as ...
5
votes
1answer
87 views

Quantify degree to which non-diagnostic features bias category-present response

I need a measure of the degree to which each of several features biases participants to respond "yes" in a category present / absent task for each of several categories. I have stimuli defined along ...
5
votes
0answers
87 views

How to teach parents to apply early childhood interventions to improve cognitive outcomes in children?

I've watched the "My Brilliant Brain: Born Genius" documentary where they refer to the Abecedarian Project, in that investigation, a group of children that were exposed to early childhood education ...
4
votes
1answer
275 views

What happens in your brain when a concept “clicks”?

What happens in your mind when the "lightbulb goes off", or a concept "clicks" for you? Why is there such a threshold for human understanding? Existing searches: I've searched a good amount for it. ...
10
votes
3answers
135 views

Images on personal computers - Which aspect of size to keep constant?

For various reasons we're doing a reaction time study involving images that runs on unstandardized equipment: patients' personal computers (unless they don't meet certain requirements). It's not about ...
2
votes
3answers
256 views

Why do drivers not slow down when they see signs indicating road work?

I found the following anecdote on Quora Many years ago, I worked for a gas & electric power company, and had been a member of a crew installing a road-side gas main. Despite the signs, ...
6
votes
1answer
152 views

Is there any science behind movie/commercial camera angle changes?

Most of the regular waking cognition experiences a continuous visual field. One object of focus flows into another. Objects out of focus are pushed to the periphery. A person may move one's view ...
2
votes
0answers
94 views

Evidence that qualia are not the same as physical processes?

With regards to the answer posted by @sandygautman in the question Do feelings have a purpose: Let me first state that I don't have a problem with either the question nor the answer; I'm only looking ...
5
votes
0answers
75 views

Do widespread brain toxins explain violence rates?

Saw this: http://www.motherjones.com/environment/2013/01/lead-crime-link-gasoline Lead emissions from tailpipes rose steadily from the early '40s through the early '70s, nearly quadrupling over ...
2
votes
1answer
59 views

Are there already models for planning and goal-directed behaviour?

I'm interested in planning and how one is able to take action and plan ahead at the same time. I could imagine one could make observations and project these into the future using past experiences. The ...
2
votes
1answer
67 views

Is the energy of an action potential divided among multiple axon terminals?

My understanding is that the bulk of an axon is myelinated, greatly adding to the efficiency of transmitting action potentials. However, the axon terminals are not myelinated. I'm wondering if the ...
12
votes
1answer
326 views

What effect do random visitors have on children in orphanages and people in old age homes?

Leading a volunteering team, I've been to an orphanage where the sister (who did a psychology course) running the orphanage was strict that volunteers should spend a minimum of 3 months teaching the ...
5
votes
1answer
76 views

Structural descriptions of neuronal networks are important for understanding brain dysfunctions; which dysfunctions, in particular?

In a recent paper, we find this quote: The brain contains vast numbers of interconnected neurons that constitute anatomical and functional networks. Structural descriptions of neuronal network ...
7
votes
2answers
268 views

Best practice to handle double negatives when using the expectancy-value model?

My question is regarding the multiplicative combination rule in the Expectancy-value model developed by Fishbein and Ajzen, and the issues regarding the expectancy value-muddle, or the case of "double ...
2
votes
1answer
542 views

Are there any reliable self-tests for autism spectrum disorder?

Are there any reliable tests, on-line or available for download, for auto-diagnosis for autism spectrum disorder (including Asperger syndrome)? I've found that test: ...
2
votes
1answer
75 views

Any research on right-hand/left-hand based preferences when interacting with an interface?

My original question is "Left or right placement of interactive elements on a web page", but only now did I find a place where I think I can find the right people to understand it. The gist is: is ...
1
vote
0answers
88 views

In what ways can someone increase their brain function while reading [closed]

On Facebook, someone posed the following question: In what ways can someone increase brain function while reading? I like to read but have problems retaining information. Sometimes I get a ...
17
votes
2answers
355 views

How rare is synesthesia?

I visited a neuropsychologist recently who told me I have Synesthesia. I never really knew what it was, but it's fascinating and I can't believe it isn't the norm among people. For me, certain numbers ...
5
votes
1answer
421 views

What positive writing exercises improve happiness?

Writing seems like a perfect medium for expressing ones problems but can it also be used to improve happiness somehow? Maybe through some sort of creative writing exercises that focus on positive ...

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