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1500 questions
7
votes
2 answers
Accuracy of psychopy keystroke duration measurement
I am using Psychopy and this code for measuring keystroke duration as suggested in this answer for my previous question:
from psychopy.iohub import launchHubServer
io = launchHubServer()
keyboard = io.devices.keyboard
count = 0
keyinfo =…
Nathalie
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7
votes
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Is there a test that measures gender dysphoria?
Gender dysphoria according to wikipedia is
[T]he distress a person experiences as a result of the sex and gender they were assigned at birth. In these cases, the assigned sex and gender do not match the person's gender identity, and the person is…
Barbara Benitez
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7
votes
1 answer
How to stain for orexin neurons in mice?
I am interested in studying possible depletion of orexin levels in the brains of some mice, and am wondering if anyone knows of a staining substance/technique for use on slices of fixed mouse brains that would highlight orexin-producing neurons of…
ArtemisPondering
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7
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2 answers
What is the connection between cognitive dissonance and confirmation bias?
Intuitively, I'd think that cognitive dissonance (CD) is one explanation of confirmation bias (CB), since if it's the case that most people believe "I am right about most things", then admitting one is wrong about something is dissonant with that.…
Genghis Kahneman
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7
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1 answer
How is light processed by the human brain when awake and in dreams?
I've recently seen this great video: How your brain tells you where you are. The video discusses how certain cells within the brain fire based on proximity to objects. There are great examples of experiments with brain cells and location.
I'm…
Alex Stone
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7
votes
2 answers
What is the name of the phenomenon whereby someone steps-up and others follow?
Example: In class, when a teacher proposes some unreasonable assignment, students hesitate to express their objection until someone steps-up and then others find courage to talk.
I've tried searching for the term for this phenomenon but I don't know…
mux
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7
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Is there a (evolutionary) purpose of self-pity?
I stumbled across the quote from Charlie Munger;
Generally speaking, envy, resentment, revenge and self-pity are disastrous modes of thought, self-pity gets pretty close to paranoia, and paranoia is one of the very hardest things to reverse, you do…
rul30
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7
votes
2 answers
How can motivation be increased by improving brain chemistry with nutrition and activities?
I'm reading some material about motivation and brain chemistry.
One of the interesting articles is "7 Ways to Increase Motivation by Improving your Brain Chemistry". I'm interested in a more scientific treatment of the topic. Thus,
How can…
xralf
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7
votes
2 answers
Why could too much BDNF be detrimental in terms of depression and memory?
I am interested in looking at the effects of too much BDNF and other proteins such as repressor element one silencing transcription factor (REST). Most research suggest that elevated levels are protective, however there is a small amount of research…
user16083
- 91
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7
votes
2 answers
Differences in willingness to correct errors made between human and computer interactions
I have a design where I present participants with a series of decisions, and then ask them about some of these decisions later. Similar work has found that even when the particular decision was made in error, and people 'should' realise this,…
Charlie
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7
votes
2 answers
What does it mean for there to be more variance within groups than between groups in IQ?
I was watching a short YouTube video that comments on the validity of IQ. That video contains the following claim (verbatim):
"You know nothing about a person's intelligence on the basis of his or her skin color. That is just a fact. There is much…
G-Cam
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7
votes
1 answer
How does the neocortex distinguish between perception and imagination?
From my understanding, the neocortex performs both perception and imagination/planning within the same hierarchical structure. During perception, an area of the neocortex receives current input from sensors and decides on motor actions to execute.…
danijar
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7
votes
2 answers
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 evidence that giving yourself a shock, when you catch…
Seanny123
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7
votes
1 answer
What is the correlation between self-rated and objective measures of intelligence?
In the context of a broader question, someone asked:
Can the detailed analyses from, say, the Wechsler test, be used to inform decisions significantly better that gut feelings can?
While this question might be closed, I thought a more defined…
Jeromy Anglim
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7
votes
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Is there any fMRI evidence for different "states of mind"?
If you've seen a snickers commercial, it goes something like "you are a different person when you are hungry". I'm interested if the person's brain actually looks different when observed through fMRI if the person is tired/hungry, and the person's…
Alex Stone
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