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1500 questions
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Can hypnosis stop cigarette smoking?
Alas, advertisements or commercials for "hypnotherapy" to stop any number of bad habits from smoking to weight gain are almost unavoidable now days.
Are there any actual unbiased studies or hard statistics on whether or not hypnosis is effective at…
IQAndreas
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Do distractors create false learning in multiple choice questions?
I use quizzes in teaching, but have started to worry that they do more harm than good.
Here's why: We have all learned from "the testing effect" that the act of taking a test is part of the practice that leads to learning.
Say I give my students a…
Carl Hamilton
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For depression diagnoses, does one make a clear distinction between endogenous and exogenous causes of depression?
Roughly speaking, we might imagine that people have depression predominantly for one of two reasons:
Endogenously induced: The person has some inherent inballance between different neurotransmittors; some part of the persons's brain that regulates…
Speldosa
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8
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Could a painful stimulus be effectively used as a learning aid?
In rats, the application of a painful stimulus has shown an increase in overall arousal and the ability to learn certain behaviours (The study is neatly summed up in this video: Motivation and Reward in Learning). The experiment with electric shocks…
MathET
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How do moral judgments change for older adults?
There have been numerous studies that compare the moral judgment/sensitivity of adults and children (a good example is this paper by Decety, Michalska and Kinzler, showing significant differences between the moral judgments of each group). However,…
Sid
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When a group of people laugh, people will instinctively look at the person they feel closest to in that group
Many people online seem to claim that:
When a group of people laugh, people will instinctively look at the person they feel closest to in that group.
You can find the claim in 31 Psychological Life Hacks That You Can Exploit To Give Yourself An…
Online User
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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-induced forgetting (RIFo) and retrieval-induced…
Christian Hummeluhr
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Curved/angled geometrical forms and association with femininity/ masculinity
Is there any research or theoretical reasoning on a strong inclination of human mind to associate curved forms with femininity and angled ones with masculinity?
A similar concept of association is the Maluma/ takete or Bouba/kiki effect.
Another…
drabsv
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Is there a hierarchy of gestalt visual stimuli processing?
Let's say that we have a set of shapes. They can be grouped according to the different Gestalt laws of grouping. However, different Gestalt principles will divide the set into different groups, e.g. grouping by proximity will give us A,B,C | D,E,F,…
Vitaly Mijiritsky
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How is brain processing different for situation-less vs. situated emotional faces?
In traditional emotional face perception paradigms, participants are shown circle cut-outs of emotional faces. All context has been removed. Participants only see the face.
However, it's well established that how we perceive emotional faces…
mrt
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Sleep deprivation and task performance
Case: In case of an adult, the average adult sleep time required is 7.5 to 8 hours. Suppose the person (aged between 23-29) has slept only 6 hours, or less than the average time (7.5 to 8 hours).
Does sleep deprivation lasting for a day cause mood…
New one
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Do women talk more than men?
If you believe the stereotype, women are much more talkative then men. Is there a kernel of truth to this stereotype? I have seen media reports of studies trying to debunk this as a myth. However, some people seem to doubt whether these studies are…
user7759
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Have there been any recent replications of the Hofling hospital experiment?
In the original Hofling hospital experiment (1966):
A person would telephone a nurse, saying that he was a doctor and
giving a fictitious name, asking the nurse to administer 20 mg of a
fictitious drug named "Astroten" to a patient, and that…
Arnon Weinberg
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What rules are tested during the Wisconsin Card Sorting Task?
I was reading about the Wisconsin Card Sorting Test and although I understand the concept, I'm not clear on what rules are usually tested. Does it always vary between associations between shape, colour and number? For example, let's say I have a…
Seanny123
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Is there a difference between hearing and decoding the sound?
I presume that deafness is the inability of hearing any sounds. And I presume that it may also be possible to be less able to decode sounds. In other words, an inability to translate or understand the spoken word into a meaningful message. The…
Red Banana
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