19
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) ...
23
votes
2answers
1k 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
1answer
763 views

How long should I work before taking a break?

I'd like to work as effectively as possible for 8-9 hours a day, whether at work or studying. At some point in completing my major in psych I remember hearing about the importance of taking breaks ...
39
votes
1answer
4k 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 ...
21
votes
3answers
7k 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. ...
15
votes
4answers
807 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 ...
14
votes
4answers
2k 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 ...
6
votes
1answer
220 views

The mind as a state of matter or physical system?

What examples of attempts to formalize a principled physical basis for consciousness and/or a general theory of the mind exist? I read a fascinating ArXiV preprint last year called Consciousness as a ...
28
votes
4answers
1k 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 ...
21
votes
5answers
705 views

Does learning one discipline improve performance in another discipline?

I have come across a lot of articles that suggest learning across disciplines would improve cognitive abilities. This is more often referred to as Integrative Learning. Also, nowadayas a lot of ...
16
votes
1answer
1k 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.
21
votes
2answers
3k views

Is there a term for individuals who can “visualize” numbers and advanced mathematics?

I recently saw an episode of 60 Minutes about Jacob Barnett, a 13 year old boy who is currently attending advanced physics classes at a local university and was portrayed by the show as being a child ...
14
votes
1answer
272 views

Computational models of early learning in children

What are currently used biologically plausible computational models/frameworks of early learning in children? Personally, I have used cascade correlation neural nets to model pronoun acquisition ...
8
votes
2answers
292 views

Are different types of long term memories stored in different parts of the brain?

I recently had some questions concerning the capacity of the brain's memory: Are different types of long term-memories like know-how, your-life, etc. remembered in different parts of the brain? If ...
21
votes
3answers
6k 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 ...
10
votes
1answer
425 views

How do the brains of savants such as Orlando Serrell and Temple Grandin compare to a standard brain?

There are the examples of Orlando Serrell and Temple Grandin, who remember quite a lot, due to autism. How do their brains compare to a standard brain? See also: Partitions and Volume:
10
votes
3answers
863 views

Neurotransmitter based imaging techniques

All the brain imaging techniques I know fall into two categories: Tracking blood Either by looking at the magnetic (fMRI), or near-infared absorption (diffuse optical imaging, NIRS) properties of ...
9
votes
2answers
7k views

Which neurotransmitters can be measured in a living human brain?

I'm interested in learning more about the modern techniques that are used for scientific studies of neurotransmitters in the living human brain. As far as I know, there are 4 neuromodulator systems ...
7
votes
2answers
2k views

What free scientific measures of Big 5 personality are available?

I'm aware of a few freely available scientific measures of Big 5 personality. IPIP: Ten Item Personality Inventory (TIPI) Questions: What other free scientific Big 5 personality tests are ...
12
votes
1answer
251 views

Human behaviour in one-shot perfect information games

Background A one-shot game is one where two participants have some set of actions $\{1, ... , n\}$, they make their decision on which option to take (without knowing the decision of their partner, or ...
8
votes
2answers
275 views

Is neurolinguistic programming effective in influencing sales processes?

In my country neurolinguistic programming (NLP) has become very popular in sales departments. Therefore, I wonder if there are any experiments which examine the contribution of NLP to the sales ...
5
votes
2answers
161 views

Does fixing cognitive biases do more harm than use?

The Kahneman–Tversky interpretation of biases as deviation from rationality was challenged by Gigerenzer on the basis that heuristics help making decisions and, thus, rational from the evolutionary ...
4
votes
2answers
268 views

What exactly is meant when it is said that only you can make yourself happy?

From Lifehack: Thinking that having a significant other will complete you. If you are not a whole person already, then having a romantic partner will not make you whole. Plus, it puts a ...
9
votes
2answers
302 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 ...
7
votes
1answer
549 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 ...
6
votes
1answer
117 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. ...
5
votes
1answer
318 views

How can we realize when a sociological question is impossible to answer?

In my language there is a famous common sense statement which tells the populations are swinging back and forth from one extreme to the other. The idea behind is that, at a sociological level, the ...
4
votes
0answers
205 views

Brainwave audio recordings and beta waves: how do they affect positivity?

I know a little bit about negative and positive energies of human bodies and how it all works. Recently, on Facebook, I saw an ad promoting some sort of audio recording and that it has something to do ...
3
votes
2answers
156 views

How, other than pharmacotherapy, can those diagnosed with thought disorders be treated?

In general, major depressive disorder is treated with pharmacotherapy, and talk therapy, as well as other little things written below: People know what the little things you can do if you're ...
1
vote
2answers
250 views

Where do our memories get stored and how are they retrieved again?

There is a common knowledge that several brain areas are involved in memory processes and each area is involved in a different aspect of memory. But where do our memories get stored and how are they ...
8
votes
3answers
247 views

How to better remember your dreams?

Often times, I wake up with an amazing, yet fleeting glimpse of a dream I had. I would like to recollect those events I had in my dream, and try to adopt ways to better remember those dreams. There ...
8
votes
2answers
1k views

How to use Mechanical Turk for longer studies (i.e., 30 minutes+)?

I'm interested in using Mechanical Turk as a means of recruiting participants for online psychology studies. I have never used it for any research. However, many of my studies take around 30 minutes ...
6
votes
4answers
300 views

How do memories come up for no apparent reason? Is this evidence that we remember everything?

As I was driving, all of a sudden the name "Holden Caufield" came to my mind. It sounded really familiar. I googled the name and it was the main character in The Catcher in the Rye. The last time I ...
6
votes
3answers
161 views

Which morals are universal across the species?

This is the first of a series of three questions about morality: There are sets of moral standards within any given society. What one society deems as acceptable may be deemed as abhorrent in ...
4
votes
1answer
22k views

How to calculate IQ score based on raw score and adjust for age?

I am having a hard time grasping how IQ scores are calculated. I think it has something to do with their age score ratio multiplied by 100. Say I have a test that holds 30 questions. How would I ...
3
votes
1answer
300 views

Neuroplasticity and Treatment of Depression

After reading 'The Brain That Changes Itself' by Norman Doidge, 'The Mind and The Brain' by Jeffrey Schwartz and a few other books, I've become curious about the science of neuroplasticity, which, as ...
2
votes
1answer
177 views

Is EEG brain-computer interface reliable?

I am a computer science student [assume I have very little knowledge of the biological part of EEG]. I recently came across the topic EEG and was pretty interested in it. As far as I know, we get an ...
1
vote
3answers
358 views

Split Brain Experiments on Animals

I was wondering what would happen if you took a split brain person and stimulated the pleasure center of one hemisphere and the pain center of the other hemisphere in conjunction with an external ...
16
votes
4answers
1k 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 ...
13
votes
6answers
6k 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 ...
11
votes
1answer
306 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 ...
20
votes
1answer
486 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 ...
15
votes
2answers
590 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 ...
14
votes
1answer
1k 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 ...
12
votes
2answers
285 views

References for biologically plausible models of knowledge representation?

I'm looking for references that deal with the issue of how various kinds of semantic knowledge are (or might be) represented neurally. Most of the discussion of this topic seems skewed by social ...
11
votes
3answers
5k views

How can we scientifically measure love?

I want to understand the psychology of love, and I found the Triangular Theory of Love on Wikipedia from this question, which I think is very believable. However, there is a big section on mixed ...
11
votes
1answer
2k views

What is the scientific term for unexpected, spontaneous dream recall?

I'm interested if there's a term for spontaneous dream recall. I will try to define the phenomenon I'm talking about. Over 10 years ago, I started to notice that I can spontaneously recall dreams, ...
10
votes
2answers
2k 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 ...
5
votes
2answers
1k 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 ...
18
votes
3answers
841 views

Is it possible for certain people to perceive colors differently?

What if someone perceives a color as 'red' when it is actually 'green'? Since different people have preferences for different colors, and colors are perhaps constructed in the mind, is it possible ...

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