7
votes
2answers
273 views

Is it easier for people to remember longer words than words mixed with symbols?

I'm doing a study on why it is difficult to remember passwords. I would imagine that it would be easier for people to remember a password like "strawberryhouse" than "$tr@wb3rr!", even though the ...
4
votes
1answer
118 views

What neurobiological changes are associated with the end of the critical period in children?

Developing children are in a critical period during which they are much better at learning certain tasks like speaking a language. After the critical period ends, children have a qualitatively more ...
18
votes
1answer
862 views

Is there experimental support for John Perry's “Theory of Structured Procrastination”?

John Perry's theory of structured procrastination can be summed up as follows: Some people are inherently predisposed to be procrastinators across a wide range of domains Such procrastinators are ...
3
votes
0answers
234 views

Obey any command given suddenly, as in the Jumping Frenchmen of Maine [closed]

There is behaviour I'm looking for information about, below are two examples of this behaviour, although the 2nd example is from fiction. The first example is featured on the TV show QI, "Jumping ...
9
votes
2answers
325 views

Do porn and other remotely perceived entertainments work because of Mirror Neurons?

As you might have known, Mirror Neurons are hypothetically the neuron pair - each of which is carried by other person - that make people to share their feeling although one of them just observes the ...
21
votes
2answers
1k 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, ...
5
votes
1answer
262 views

Why do dual N-back games use certain letters?

Every implementation of dual n-back that I've ever seen uses the set of letters 'C', 'H', 'K', 'L', 'Q', 'S', 'R' and 'T'. Why is that?
5
votes
1answer
262 views

Is stimulus generalization acquired due to inability to discriminate stimuli?

The classic case of Stimulus Generalization is Little Albert. The About.com link also explains it in terms of dogs. I note that in both cases, it seems highly likely that the subject (dog or infant) ...
8
votes
1answer
234 views

How do Hemispatial Neglect patients react when told of their disability?

Hemispatial Neglect patients are known to have Anosognosia meaning they don't recognize their disability. These patients neglect either their left or right field of vision entirely, as if they ...
9
votes
2answers
230 views

Bias by which we tend to accept vague descriptions of ourselves

There's an effective strategy employed by horoscopes and "psychics" where they say vague statements like "You like being with friends but you value your time alone"; statements that basically "cover ...
6
votes
1answer
63 views

Accuracy of social judgements of observers watching business meetings

I'm very interested in how people size one another up in social situations and in particular what we key in on when we are making these judgements. Let's make an imaginary experiment. I make ...
22
votes
3answers
11k views

Why would the brain flip the images perceived by your eyes?

The following is a common scientific statement, which you don't have to google long for to find: The eye views images upside-down in the manner of a camera lens, but our brains reinterpret this ...
4
votes
3answers
136 views

Is there a complete cortico-cortical connectivity map based on a useful partitioning of the cortex?

I have something like Brodmann Areas in mind, but any complete list of cortex regions would do. I'm primarily interested in human brains here. Ultimately I'd like enough information to be able to ...
3
votes
2answers
201 views

Why do some people seem to disregard the choice of doing nothing (The Zero Choice)?

In many areas of life we have a choice between multiple options: if we are hungry and we want to go out to eat, we have a number of places to choose from (McDonalds, etc). However, we also still have ...
1
vote
1answer
71 views

How can consumers obtain an image and analysis of their own brain?

What resources are there for consumers who wish to get a detailed analysis of their personal brain function? (besides consumer EEG machines...) That is, how do I get access to an fMRI scan? What's ...
7
votes
1answer
265 views

Do characters in a dream have their own separate thoughts or identity?

I am very curious as to if any research has been done in this area, or if such a question even can be researched given the current tools and methods available to cognitive scientists. When one dreams, ...
5
votes
0answers
98 views

What processes underly confidence ratings in cognitive decision-making?

Many experiments in cognitive psychology and other domains ask for confidence ratings (e.g., on a 0-100 scale, 100 meaning "I'm sure I experienced this stimulus"). What accounts describe how these ...
4
votes
2answers
220 views

Defining shyness towards strangers in confrontational situations

First of all, I would like to stress that I am not a cogsci person and I have almost no background in those areas of science. The question is whether there exists a definition of a phenomenon I ...
4
votes
1answer
146 views

What are the major changes in the APA Publication Manual from 5th to 6th editions?

A lot of journals use APA style for journal article submissions. In 2009 APA released the 6th edition with several changes to the 5th edition. What's a good summary of the important changes in the ...
14
votes
2answers
287 views

How are newly created neurons recruited into existing networks?

As far as I understand, the basics of neurogenesis (abstracted down to the level that makes sense to a computer scientist) is as follows: Neural progenitor cells differentiate into new neurons that ...
10
votes
3answers
389 views

Why are mind maps recommended for study and recap?

In both my last year of high school and my freshmen year at the university, I got strong recommendations to study using mind maps - especially because this is apparently better to cope with large ...
17
votes
2answers
395 views

How to classify and understand emotions of people using chat and text messaging lingo and emoticons?

I am looking for scholarly, peer-reviewed articles that discuss natural language processing (NLP) involving chat or text messaging lingo/acronyms and the affect of chat participants based on language ...
7
votes
2answers
217 views

Study on commitment and follow-through

I'm faced with a UX problem of looking for ways to position a website to increase attendance at future "real world" events, and I'm remembering a study once conducted along these lines (details a bit ...
2
votes
2answers
273 views

What skills are required to build simulations of the human brain? [closed]

I want to build a system that has the ability to gather data from the internet in order to build a cognitive model of the human brain. The model should be able to answer the questions required by a ...
24
votes
4answers
963 views

What are good examples of applying dynamical systems in cognitive science?

I'm a mathematics and physics student very much interested in cognitive science. Recently I've been hearing about "a new approach" in cognitive science via dynamical system theory. What are some ...
12
votes
1answer
371 views

Modern replacement for Panksepp's “Affective Neuroscience” book?

Jaak Panksepp's book (Amazon link here) is a phenomenal and highly readable systems-based introduction to not only affective neuroscience, but the neuroscience of motivation in general. The problem ...
2
votes
1answer
125 views

What is the relationship between language and the level of comprehension of consciousness?

I asked a similar/related question a couple days ago about how language and/or culture affect an individual's cognitive capacity. I'm looking for materials, if any, on the subject of a language's ...
11
votes
4answers
301 views

Why is training better when following an easy-to-difficult schedule?

As suggested in the answer to this question, experimental results show that training is most effective when it follows an easy-to-difficult schedule. What theories and specifically computational ...
9
votes
1answer
117 views

How to efficiently locate existing psychology and social science measures?

Whenever I start a new research project, I typically have to find questions and scales that have proven validity in measuring constructs of interest (e.g., psychological / political science / social ...
5
votes
2answers
604 views

Is variation in human brain size related to mental functioning?

It seems that the head size of human beings has evolved to be relatively similar, yet there is still some amount of variation. While I'm sure the correlation is not absolute, I read that larger heads ...
4
votes
2answers
2k views

What is the optimal length of a training session?

When a practice session is too long, there will presumably be a point where no further significant gains can be made without a break. At what point will this be? Update: This question was originally ...
10
votes
3answers
857 views

Is it possible to improve reading speed and visual comprehension by doing exercises?

Background I'm trying to capture detailed information from the images in my visual memory, mainly text. My daily life requires reading many documents on varying topics. I want to increase my reading ...
15
votes
3answers
997 views

Why does neuroplasticity decrease in adults?

Although adult brains are malleable and even undergo limited neuorgenesis, the extent of the neuroplasticiy is much lower than in children. This is most obvious in language acquisition, and recovery ...
9
votes
1answer
107 views

What are the considerations for using wide-reaching messages and training over individual-focused efforts for changing behavior?

In most places that I've worked, when some sort of problem arose or corrective action needs to be taken, one of the first responses is to send mass emails at an organization or team level and set up ...
5
votes
0answers
135 views

Online datasets for the disjunction effect and violations of the sure-thing principle

The disjunction effect (or violation of the sure-thing principle) is as follows: A dis­junc­tion effect occurs when peo­ple pre­fer x over y when they know that event A obtains, and they also ...
21
votes
2answers
642 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 ...
16
votes
2answers
821 views

What are popular rationalist responses to Tversky & Shafir?

In the early 90s Tversky & Shafir observed several violations of rationality in human participants, in particular violation of the disjunction effect and sure-thing principle. This has lead to ...
9
votes
1answer
485 views

What is the most complex artificial neural network created to date?

A few years ago I wrote a research paper for college on neural networks. At the time IBM's Blue Brain was the clear winner. Some rumor went around that they were close to emulating a brain the ...
15
votes
4answers
832 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 ...
11
votes
2answers
662 views

What can we learn from the neural networks of C.elegans to understand human brains?

Recently I am reading some works about Caenorhabditis Elegans. A C.elegans has 302 neurons and we already know the function and connection of every one of their neurons so that we can exactly ...
37
votes
1answer
6k views

Is leg jiggling a focus aid?

This is slightly left-field, but I am interested in the Cognitive Science implications of this question: Many people, myself included, are "leg jigglers", meaning we often sit jiggling or bouncing a ...
2
votes
2answers
330 views

How effective is the NLP Reverse Movie Technique in dealing with traumatic experiences?

The Reverse Movie Technique (also konwn as The NLP Fast Phobia/Trauma Cure) is named as such because it involves playing a traumatic event backwards through your head. Is the technique effective at ...
4
votes
3answers
168 views

How much information is lost when conveying an experience or emotion to another person?

Certain languages have words that do not literally translate into any another language. There is already a small loss of information in this sense. Emotions are a personal experience and the ...
35
votes
1answer
2k views

By learning to read and write upside down, what did I do to myself?

If you've ever read Encyclopedia Brown books, you'll be familiar with the backwards writing in the back of the book that explains the solution to the case. When I was in my mid-late teens (I don't ...
18
votes
2answers
685 views

Does language and/or culture affect an individual's cognitive capacity?

Some languages have multiple expressions to identify, address, comprehend, and interpret a single concept and/or experience. Are limits placed on understanding and describing aspects of cognition due ...
3
votes
1answer
844 views

How does raw IQ change over the lifespan at the group-level?

In the classic review of intelligence research (Intelligence: Knowns and Unknowns), Neisser et al (1996) write the following Stability. Intelligence test scores are fairly stable during ...
12
votes
1answer
299 views

Does dream recall disturb the processes of memory consolidation?

Psychology in the time of Freud was occupied with dreams. Relaying these to one's analyst was an important part of treatment. Fast-forward to less than 100 years later, and we know so much about the ...
9
votes
1answer
226 views

How does task difficulty schedule affect the rate and efficiency of perceptual learning?

In perceptual learning (line length/orientation discrimination, visual target detection, tone frequency discrimination, etc), when training people or animals to perform a task better, is there an ...
2
votes
1answer
218 views

Are there axioms in the mind? [closed]

While studying artificial neural networks, I stumbled upon the following question: Are there any hard-wired axioms in the brain that must exist equally in every conscious mind? I could imagine that, ...
4
votes
0answers
157 views

Plot a schematic outline of the brain

I know that I can read, write and analyse different type of brain scanning data using various Medical Imaging Tools available for R. But I am looking for something very simple - a possibility to just ...

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