All Questions

32
votes
3answers
1k views

Can critical thinking be taught?

Critical thinking is central to the scientific method and believed to be essential to a successful democracy. Recently, the 2012 Texas Republican platform voiced the party's opposition to the teaching ...
11
votes
5answers
3k views

Open source software for running Internet psychological experiments that collect reaction time data

I've often used Inquisit to run psychological experiments online. The software enables delivery of stimuli (e.g., text, images, etc.) and collection of reaction times. Obviously general purpose ...
16
votes
1answer
378 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: ...
14
votes
1answer
958 views

How is a young child able to learn language so easily?

It's a well known fact that the earlier children are exposed to languages the better, as young children have a better ability to learn new languages than adults. Why is this? At what age does a ...
9
votes
2answers
1k views

Public domain scientific intelligence test available for use in research

The IPIP is an example of a public domain scientific personality inventory that can be used for research. Are there any good public domain scientific measures of intelligence? Requirements Do ...
36
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 ...
22
votes
3answers
12k 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 ...
17
votes
2answers
414 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 ...
16
votes
2answers
5k views

Free online intelligence test with norm table, high reliability, and must be printable?

I am looking for a general intelligence test which meets the following requirements: available online for free there is a table which translates "points" to IQ (I don't want a hidden online ...
14
votes
0answers
299 views

Evolutionary game theory in the cognitive sciences

Game theory models something very relevant to psychologists (in particular social psychologists): conflict and cooperation between decision-makers. Unfortunately, classical game theory demands that ...
14
votes
1answer
553 views

What is a validated single-item measure of mood?

Has anyone validated, proposed or tested a single-item state-based positive affect or happiness measure? I am particularly interested in something for tracking mood every day.
9
votes
4answers
1k 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
6answers
2k views

What is the current “accepted” science behind dream interpretation?

I'm doing some casual reading about dream interpretation (meaning I'm reading the wikipedia entry) and the article mentions that there are several ways of thinking about dreams from a psychological ...
15
votes
3answers
7k views

Positive and negative reinforcement and punishment effectiveness

According to Skinner, positive reinforcement is superior to punishment in altering behavior. As Skinner discussed, positive reinforcement is superior to punishment in altering behavior. He ...
13
votes
2answers
790 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).
12
votes
2answers
487 views

Biological plausibility of bayesian models of cognition

Inspired by this question: What are drawbacks to probabilistic models of cognition? I would like to know more about the biological plausibility of Bayesian models of cognition. Is there any neural ...
12
votes
4answers
643 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 ...
16
votes
2answers
3k views

How to reliably measure working memory capacity?

The capacity of human working memory is subject to individual differences. The number of items or chunks a person can retain in their memory may, have profound effects on a variety of other cognitive ...
16
votes
2answers
799 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 ...
15
votes
2answers
633 views

Does the fusiform face area in patients with Prosopagnosia (face blindness) show lower activity under an fMRI?

I watched last night's episode of 60 minutes about Prosopagnosia (Face Blindness) and found it absolutely fascinating. They mentioned in the segment (Around 5:22 into the second part of the online ...
15
votes
2answers
571 views

Does any evidence show that Smartphone users have poorer memory?

An ages old complaint is that new technology harms memory. Why remember something when you can look it up? In a course on Human Memory I distinctly recall an interesting discussion on phones and ...
13
votes
5answers
2k 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 ...
11
votes
2answers
565 views

What form might Jungian archetypes take in the brain?

Modern psychology and psychiatry are very well grounded in scientific principles. Both, however, have a history in various analytical philosophies. Jung had the notion of an archetype, a universally ...
10
votes
1answer
182 views

At what point does a complex become pathological?

I've a first question so I apologize if the format is completely awry. I'm reading Meeting the Shadow: The Hidden Power of the Dark Side of Human Nature and I came across this passage by Edward C. ...
9
votes
1answer
227 views

What is the support for a global personality factor?

The Big 5 is a popular framework for describing major factors of individual differences in personality. More recently, I've been hearing people talking about the utility of conceptualising personality ...
9
votes
3answers
298 views

Do measures of Big 5 personality have a positive bias towards extraverted, conscientious, emotionally stable, ageeable and open individuals?

Background: One free measures of the Big 5 is the IPIP. I have noticed that IPIP items seem to have a positive bias towards items loading on the extraversion (EX), emotional stability (ES), ...
18
votes
4answers
808 views

Perception of time as a function of age

For many people time seems to run faster as they get older. That is, for an old person an hour, a day or a year seems to be shorter than for a young person. Is there any hard data for such ...
7
votes
5answers
1k views

Where to post online psychology studies for participant recruitment?

A common challenge when running psychological studies is getting enough participants. Of course, there are many general strategies for recruiting participants, but I was specifically interested in ...
7
votes
2answers
254 views

Will Our Brain Speed Reduce As Our Memory “Mail Boxes” Fill Up?

I recently stumbled accross the article "When the Brain's Mailbox Is Full", which can be found here: http://www.nytimes.com/1999/07/27/health/when-the-brain-s-mailbox-is-full.html. The article ...
7
votes
2answers
169 views

The current recommended text for statistics in behavioural sciences

I have an old book: Statistics for the Behavioural Sciences (4th ed.) by Gravetter & Wallnau. I want to transition my textbooks to eBook format, but this book doesn't come like that (as far as I ...
6
votes
4answers
205 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 ...
6
votes
3answers
404 views

What causes a person to be curious, inquisitive and explorative?

Why do humans (primates) tend to be curious, inquisitive and explorative? They want to know things that they do not. They explore stuff in an attempt to find something new which makes them ...
6
votes
3answers
211 views

Can scientific evidence support concepts of the soul?

In some spiritual premises, the soul is said to belong to the Almighty. Religions (Christianity, Hinduism, Buddhism) all talk about cleansing our inner being because only when it's pure, its actual ...
5
votes
1answer
4k views

How important is eye contact for attraction between a man and woman?

How important is eye contact for creating/inducing attraction & showing showing "confidence" towards them? What is the optimal eye locking duration between 2 persons for inducing this attraction? ...
4
votes
2answers
876 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 ...
4
votes
1answer
72 views

Would most people benefit from psychotherapy?

At least in my country, undergoing psychotherapy is perceived negatively. People in my country perceive people as either healthy (normal), or mad and in need of a psychologist. My perception is ...
4
votes
1answer
254 views

What is the difference between drug withdrawal and sleep deprivation effects?

Personal sleep-deprivation study: Recently, I posed a question that I'm sure many people find tough already: "Do I really need to sleep?", and so I tested myself, I spent two days without sleeping. ...
3
votes
1answer
944 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 ...
0
votes
2answers
57 views

Increasing the quantity of something which is initially good will always lead to an excess?

Take this sentence from a psychological article on wikipedia about the comfort zone: However, White (2009) also observes that if the work of Robert Yerkes (1907) is considered in which he ...
11
votes
6answers
1k views

Is it possible to think in a second language?

Those who have learned a second language are guaranteed to consciously think of words and their corresponding meaning in your native language or vice versa. This is common with more "complex" ...
9
votes
1answer
123 views

Hearing first but understanding later?

I have experienced this phenomenon several times and checked with other people as well. It goes like this: you hear something, but it's just a sound with no meaning. Some seconds later, you ...
9
votes
1answer
233 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 ...
7
votes
2answers
324 views

Behaviorist interpretations of decision field theory

Decision field theory is usually presented as a dynamic cognitive model of decision making. However, in its basic form, the theory seems to only be concerned with behavior (decisions) and stimuli ...
5
votes
2answers
164 views

The effect of proper food intake on emotions and brain function

Recently I wasn't eating at the proper time and I often skipped meals. I was angry, stressed before taking my meal, and suddenly, I felt good after having my dinner. I have felt the same way many ...
5
votes
1answer
234 views

What is the scientific definition of “brain training”?

A lot of companies are selling products under the heading of "brain training", and "brain exercises", "brain games" such as Nintendo DS Brain Training, Lumosity, and a host of other companies. I'm ...
5
votes
1answer
72 views

Neural Processes of Inducing Flow

Related to my previous question: Improved Typing as a result of slight movement For context: slight movement (<1 inch in any direction) improves typing, piano-playing, and writing, among other ...
4
votes
1answer
120 views

How does our brain consider something to be funny?

What makes something that we watch (a clown's antics, hidden camera pranks, etc.), hear (jokes), read (satire), or do (pranks) be perceived as funny? Even babies find certain actions and sounds ...
3
votes
2answers
178 views

Does law of attraction have psychological basis? [closed]

A common claim in business and self-help seminars is that optimists are luckier. Is it true that optimism leads to greater success in life? If so, what part of the brain support this so called ...
3
votes
1answer
175 views

How strong is the need to belong?

Are there any studies that measure the need to belong? Does this need vary greatly from person to person or is there a tight deviation? What would explain why some have very little need to belong ...
1
vote
1answer
138 views

How many bits of data would it take to represent an entire life as a film?

Imagine your life as a film. Add all the stuff you know. Is it possible to express this amount of data in bits? (A rough order of magnitude would be ok.) See also: Partitions and Savants:

15 30 50 per page