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28
votes
4answers
36k views

Why do you sometimes write down one word while actually intending to write another?

I've caught myself writing (typing) "possible" instead of "possibly" a few times over the past few days, while I do intend to write "possibly". Only upon rereading the sentence I notice my mistake. ...
35
votes
4answers
2k views

Is multitasking a myth?

Often, the term 'multitasking' is applied to very busy and 'wired' people. There is an adage that women multitask better than men. My question is, do we actually multitask? If so, what are the ...
28
votes
1answer
2k views

Is there psychoactive music?

Listen to this music for X minutes to observe Y result. Is there something like that that has been demonstrated to work for general public? The only example of an experiment that is similar that ...
25
votes
11answers
5k views

How can I create computer based psychology experiments using OS X?

I've used E-prime to create computer based psychology experiments (you know, the kind where you for example show a number of pictures to the participant and record their responses to them, for example ...
21
votes
1answer
2k views

How well can a human-generated “random number” be predicted?

For example, if i ask an individual to write a 20-number-long sequence of random numbers from 0 to 10. How well can I predict the 20th number from the initial 19? More generally, How well can ...
13
votes
1answer
422 views

Is there a practical limit to the amount of knowledge a human can learn?

There's definitely progressive interference and retroactive interference, which are basically two ways that old memories and new memories can interfere with each other. But on the other hand, do ...
11
votes
1answer
3k views

What is the ACT-R model of learning?

I am reading this paper titled: Effect of Temporal Spacing between Advertising Exposures In this paper, the author mentions the ACT-R model and how it explains an ...
20
votes
5answers
2k views

If someone becomes a split-brain patient, which side will “maintain” the continuity in their consciousness?

The brain injury might apparently produce two "independent" consciousnesses, and I'm wondering where the original person's "consciousness" would "transfer". We had a debate on this over at Reddit ...
15
votes
4answers
8k views

Is Freudian Psychology a scientifically valid contribution to the Cognitive Sciences?

Freudian Psychology is based on the work of Sigmund Freud (1856-1939). He is the founder of Psychoanalysis and is credited with establishing the field of verbal psychotherapy. Freud is known for his ...
13
votes
1answer
4k views

Are there recent theories on physiognomy?

What are recent theories on the relation between personality and facial or body shape, and are there studies to support them? See Wikipedia on physiognomy and somatotypes & constitutional ...
11
votes
6answers
2k views

is it possible to think without language?

I'm trying to fathom what it might be like for a person with aphasia and for one with agnosia. For a person with a visual agnosia I wonder this: if two unrecognizable objects are shown to them, and ...
9
votes
2answers
3k views

Does hypnotherapy/hypnosis, in any form, for any type of disorder, work?

Does Hypnosis Work for Treating, or Curing, any Form of any Mental Disorder? Let's say my definition of hypnosis is related mostly to the classical way people think about it. This is subjective of ...
10
votes
3answers
2k views

Is Decision-Making Emotionally Based, with Rationalization as the only Conscious Component?

My interest is in how problem-solving decisions are made, and what, if any skills could be taught to increase people's ability to make effective decisions? Effective, in this case, means that an ...
22
votes
2answers
11k views

Is there a term for trying to remember a word, but only remembering its first letter?

This happens to me frequently. I'll say, "Oh you know that guy... uhh... I can't remember his name. But he starts with a 'Z'." You can remember part of the word but not the whole word. Is there a ...
16
votes
2answers
1k views

Is there anything in Freudian psychoanalytic theory that is scientifically sound?

I guess this question is quite context dependent, and here in Sweden there is a general movement for more evidence-based psychology. I think one of our biggest medical universities recently abandoned ...
16
votes
2answers
1k views

Which schools of psychotherapy are most credible to a hard scientist?

There is a problem in all therapies that if the client doesn't have faith or trust in the therapist then it is unlikely that anything can be achieved. Therefore effective therapy for an extreme ...
8
votes
5answers
603 views

Why can't we use 100% of the brain in a certain moment?

I know it's a myth that we only use 10% of our brain, but the point is that we use less than 10% in any given moment; only by using different parts of our brain for various tasks over time do we ...
9
votes
1answer
362 views

What are the neural substrates of retrieval induced forgetting?

Retrieval-induced effects It is well known that practicing retrieval of remembered items increases the probability of correctly recalling that item in future tests: the testing effect. Retrieval-...
9
votes
1answer
2k views

Evidence of 'virtually limitless' long-term memory

In his paper, 'What do People believe about Memory?', Professor Svein Magnussen of University of Oslo claims: ... memory science is not aware of any limitation on the amount of information the ...
9
votes
3answers
277 views

Chess to enhance human cognitive abilities?

There are texts that advise chess playing with children and mature people. Should I take them seriously? Why should chess improve your intellect. For instance, I would like to be able to read and ...
4
votes
1answer
6k views

Two different values for criterion in signal detection theory?

I'm a signal detection theory newbie. I have data with a classical SDT design: the participants can answer YES or NO to a question where the correct answer is YES or NO, depending on the presence or ...
13
votes
1answer
458 views

How does neural spiking begin in the fetus?

I'm interested in modeling human brain spiking activity. How does the very first spiking activity begin in the fetus? I imagine all spiking activity is initiated by the senses and internal ...
11
votes
1answer
368 views

Why do participants prefer to give input values that are “round numbers”?

Background I have just been analysing some data where participants attempt to control a dynamic system with integer numeric inputs between 0 and 100. I've noticed that there is a general tendency for ...
8
votes
1answer
852 views

Can learning be facilitated by transcranial magnetic stimulation?

I read a book a while ago called The Brain that Changes Itself by Norman Doidge (2007), and it brought to my attention a machine known as a transcranial magnetic stimulator (TMS) which can ...
8
votes
1answer
3k views

How can psychometry measure the very high IQ's in adults?

From Wikipedia's page on Mental age, we learn that: Originally, the differences between mental age and chronological age were used to compute the intelligence quotient, or IQ. This was computed ...
7
votes
2answers
375 views

Effectiveness of aversion therapy for procrastination

Pavlok is a product which is essentially a shock bracelet for Aversion Therapy. It markets itself as an intervention for a range of habits, including procrastination and nail-biting. Is there any ...
7
votes
2answers
128 views

Is there a term that describes the behaviour of a person which transfers personal problems to other people and tries to solve them there?

I think my question is a little tricky to express, but I observed this kind of behaviour pattern many times and want to know if it's coined in cognitive sciences. To give an example, think about an ...
7
votes
3answers
1k views

Gender differences in IQ among undergraduate psychology students

While marking undergraduate coursework relating to gender differences, it occurred to me that there could well be systematic effects of gender on IQ among the undergraduate populations relied on for ...
7
votes
2answers
369 views

How do certain individuals, like Quang Duc, develop the ability to remain calm when enduring significant nociceptive pain?

A famous picture depicts Quang Duc self-immolating himself in protest of the Vietnam War. David Halberstram: "As he burned he never moved a muscle, never uttered a sound [...]. His face seemed to ...
6
votes
3answers
7k views

Comprehensive list of cognitive techniques in CBT

I'm not a cognitive science student, but I'm interested in CBT (Cognitive Behavior Therapy) and I'm using it to overcome some of the problems I have. However, I have difficulty in finding resources ...
5
votes
2answers
318 views

Word for naming your negative self-talk to overcome it

I'm trying to find some research - or at least a professional analysis - on the concept of naming your negative self-talk so that you can "take away its power" - that is, separate it from yourself and ...
12
votes
2answers
14k views

Is the average IQ still 100?

IQ tests have been around since Binet invented them in the early 20th century roughly 100 years ago. The point of the test was to measure your mental against your chronological age (hence the quotient)...
11
votes
1answer
696 views

Can stress or training influence the perception of time?

I have had this experience that I fell with my bike on an icy street. During the fall, time seemed to slow down and I had an apparent age-long time window to stretch my hand and safely catch my fall. ...
9
votes
2answers
2k views

Innate personality tests: do they exist? If not, why?

A personality is developed by innate factors and by the things that happen in your life, but how would your personality be if you either had received the same amount of positive and negative stimuli ...
5
votes
2answers
561 views

Neural Microfilaments for Computation?

I just watched an interesting TED talk (http://www.youtube.com/watch?v=1d5RetvkkuQ) where a Stuart Hameroff proposes that a neuron's microtubules are responsible for computations, and that they are ...
3
votes
1answer
126 views

How to refer to the phenomenon of people only absorbing evidence which confirms their beliefs?

I knew a psychologist who was calling it self-referentiality. People are always trying to see only the sentence which confirm their beliefs. What's the correct name for this?
16
votes
6answers
11k views

How to analyze reaction times and accuracy together?

Is there a good way to analyze reaction times and accuracy together, other than MANOVA? I have data from an experiment in which participants had to respond to stimuli in two different conditions in a ...
20
votes
1answer
2k views

How long can a person stay happy, excited and motivated about something new?

I'm interested in learning more about studies or experiments that determine how long a typical person can stay excited about something new: ...
46
votes
1answer
4k views

Does caffeine improve performance for habituated consumers?

I've seen a fair few studies over the while that suggest caffeine increases arousal in the short term and that for some tasks, this will also increase performance (there's a few citations here). ...
24
votes
2answers
3k views

Are spaced flashcards effective for learning?

Several apps and sites offer flashcard-based learning that repeat the cards you do poorly on over a period of time (the more inaccurate the answer the closer to each other the repetitions are). One ...
21
votes
2answers
2k views

What tasks does Bayesian decision-making model poorly?

Bayesianism has been a relatively successful paradigm for modeling decision-making. However, not every psychologist is a bayesian, and there are tasks such as the Tversky & Shafir (1992) ...
12
votes
3answers
7k views

What areas of mathematics support the study of cognitive science?

Which areas of mathematics can be formally studied in a cognitive science major? Or: which areas of mathematics can support the study of brain. Some areas that seem relevant would be: mathematical ...
28
votes
2answers
3k views

What is an effective metric of complexity for an Artificial Neural Network?

After asking the question What is the most complex neural network... I realized I don't really have a good metric of "complexity" in a general sense. The simplest measure would likely be count of ...
20
votes
5answers
2k views

Why are people inclined to praise or fear the unknown?

Human beings are inclined to "praise" the unknown, and are often afraid of the unknown. This inclination has led to the creation of mythology and many gods. To this date we are still carrying this ...
18
votes
4answers
4k views

Is there evidence that brain and mind are separate?

I've heard countless discussions about whether or not the mind is separate from the brain, but they have all been philosophical. I am looking for peer-reviewed studies that suggest the mind is not ...
21
votes
7answers
11k views

Difference between parallel processing done by human brain and by computers

I am asking a question regarding parallel processing as done by billions of Neurons inside our brain and parallel processing done by our computers in a cluster for example or even on a Graphics ...
22
votes
2answers
1k views

Applications of computational learning theory in the cognitive sciences

Computational learning theory (CoLT) is a branch of theoretical computer science associated with the mathematical analysis of machine learning. A lot of the early ideas of the field take inspiration ...
19
votes
5answers
3k views

Is there an R implementation of the linear ballistic accumulator model or Ratcliff's diffusion model for measuring response time and accuracy?

I am looking for an implementation of the linear ballistic accumulator model or Ratcliff's diffusion model (e.g. in R, MATLAB, or Python).
18
votes
1answer
632 views

Is there a region of cortex which over a period of development becomes the seat of self?

Background Mountcastle's hypothesis, which is based on the observation of uniform cortical anatomy, suggests that the there might be a uniform cortical "algorithm". The only reason that some cortical ...
7
votes
2answers
2k views

Where is the visual “image” that we “see” finally assembled?

David Hubel's online book, Eye, Brain and Vision describes in great detail our early visual system. The image that we are conscious of when we open our eyes goes through a complex path: The final ...

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