# All Questions

94 views

### What causes loss of the memory of an argument?

Background: After arguing, especially after bad arguments, I can't seem to remember what was I was arguing about. I have a general idea, but I can never remember most of the specific dialogue that ...
23 views

### Does the type of informational representation of a question in a research survey affect answers?

Does the type of data format used to represent questions in empirical research affect the depth and quality of that research? For example, most questionnaires use written text as a data format. Would ...
92 views

### What are the effects of the “blue eyes/brown eyes” racism exercise?

In the "blue eyes/brown eyes" exercise created by Jane Elliot in the 1960s, she divided a group of schoolchildren by eye color and characterized one of them (e.g., the blue eyed group) as an inferior ...
91 views

### What are the brain regions related to tinnitus shown in this figure?

I am interested in learning about the neural mechanisms behind tinnitus, and was wondering if someone could help me to name the parts of the brain on this image that show increased activity in ...
63 views

### Can positive self-affirmation improve mood?

Most people get "depressed" every now and then - nothing serious, but people sometimes feel down. I am wondering if positive self-affirmation can make you happier by physically increasing the ...
52 views

### Can one become addicted to learning?

Is it possibly to become addicted to learning? What drives this addiction and how can it be controlled? Note: I'm not sure this is the right exchange for this question... Its the best fit as far as ...
83 views

### Long term effects of using modafinil on cognition

What are the Long term effects of using stimulant like modafinil on cognition abilty?
26 views

I have this question from wandering how a person, who does not have speech capability or is isolated from people who speaks, could learn how to read? Will a language (A) like English or (B) like ...
56 views

### What is bispectrum?

I am working on a project that uses EEG signals of the brain to identify emotional states. While surveying the literature, I came across several references where "derived features of bispectrum" are ...
31 views

### How does conscious rational internal thought gets initiated - what gives rise to it on any given day?

I'm reading a book called "The power of now" by Ekhart Tolle, and in that book he suggests that internal dialogue/monologue/planning/judging can be first observed, then disidentified with and ...
53 views

### How effective are online providers of paid participants for psychological experiments?

I'm looking for places to recruit participants for online experiments, and in particular, for experiments using Inquisit Web. My lab used to recruit participants through M-Turk but that's no longer an ...
14 views

### Is there a criteria in the design of a cognitive control task (Flanker task with letters H and S)?

In this task, there are 4 trial types : congruent (HHHHHHH, SSSSSSS), incongruent (SSSHSSS, HHHSHHH). In order to collect enough ERN (error-related negativity), a component elicited after an error, ...
58 views

### Can long-term antidepressant use reduce memory and emotion?

Can long-term (~3-4 years) antidepressant use reduce memory and emotion?
35 views

### Research on gift structure and satisfaction: one large gift or two small ones?

I'm familiar with some research into the subject of gift giving, for example Dan Ariely suggests that giving cash is less effective than buying somebody something. Other studies show that money spent ...
40 views

### How do mammals explore state spaces in reinforcement learning tasks?

Reinforcement learning is the act of learning how to preform a task given punishment and reward. A "state-space" is the space of choices in a context. When performing a reinforcement learning task, is ...
25 views

### What neurophysiological mechanisms are typically associated with distraction?

I've been looking into focus aids and I've come across some music which markets itself as entertaining your "limbic system". Although it's been asked before how music can affect mental states, I'm ...
37 views

### Are there parts of the brain which don't change over a lifetime?

We know that during our lifetime the brain develops new neural connections and also there is pruning of neural connections. These phenomena together are called neuroplasticity. Is there any research ...
37 views

### Where to find images of the same faces with and without glasses for experiment?

I am looking to replicate the findings of Leder, forster, and Gerger (2011) in their publication of the glasses stereotype revisited. I intend to examine the same conditions of no-glasses, rimmed ...
20 views

### What changes brought into DSM-5 have increased therapeutic use of medications?

Given the controversies surrounding DSM-5, has there been any research into its impact on prescription practice (in the United States)? If so, what are the changes that have resulted in increased use ...
53 views

### How does diet affect OCD?

Background: I have read that caffeine is not a good drink for sufferers of anxiety disorders. This is common sense given that it may increase agitation. I noticed when I started a low carb diet that ...
45 views

### What neurotransmitters can be suppressed/promoted by tDCS

Transcranial Direct Current Stimulation (tDCS) has been shown to modify suppression in the visual cortex and GABA suppression in motor control. As of now, the exact neurobiological mechanism that ...
56 views

### If stimulus triggers dopamine release, can dopamine release trigger memory recall of stimulus?

Modern science of sleep is starting to lean towards a viewpoint that dopamine has an important function in dreaming, and that dopaminergic pathways - mesolimbic and mesocortical are activated during ...
43 views

### Dependancy EEG signals from regions of the brain

When we record an EEG signals , we apply an ICA on it , this algorithm assumes that the sources of signals are independent , could I assume that each region in the brain work independently , i.e the ...
51 views

### Detecting signs of dementia in EEG signal

I would like to know, how dementia can be recognized in the EEG signal of patients with dementia. What I have found so far: According to (Henderson et al., 2006) subjects with dementia are ...
28 views

### What's the purpose of worry [if there is any] and how and why does it affect cognitive skills?

I've read some articles lately about worry and how there are basically two types of worry: one doesn't last long and makes you decide to do something ,solve a problem,act on it the other one last ...
54 views

### Can a person be able to objectively identify when and how their thinking process is being affected by cognitive biases?

or years, I've always thought I can do a pretty good job of identifying when I have committed a bias, fallacy or some other heuristic. I'm not saying I avoid them, but at least can admit to myself I ...
38 views

### How does neurotransmitter distribution and usage vary thought the brain?

I understand that neurotransmitters are used to send signals between neurons in the brain and that some are used for rather specific functions. However, is the exact ...
120 views

### How to work on a research problem while sleeping?

Put it more formally, how to let your mind subconsciously work on a research problem when you are not actively thinking about it, e.g., during sleep, dinner, walking, or shower? Often I hear stories ...
26 views

### What's the difference between divisive and soft normalization?

I know that recursive neural integrators (let me know if I need to clarify this term) can be considers soft normalizers, since their feedback loop means that any stimulus eventually saturates the ...
43 views

### Can microdialysis be made in Drosophila melanogaster?

Microdialysis is a common method to study the effects of drugs on specific mamal brains zones (mostly in rats), in order to study the it's interaction with the function of those specific areas that ...
52 views

### What is the most common form of delusional misidentification?

The delusional misidentification syndrome (DMS) is a condition in which a patient consistently misidentifies persons, places, objects, or events. Broome (2004) affirms that: The most common form ...
46 views

### What is the source for the W3C's Contrast Ratio formula?

The Word Wide Web Consortium (W3C) has a formula for the contrast ratio of any two arbitrary colors, which they use to set minimum standards for text legibility: ...
44 views

### average attention time and attention compensation time

Is there any good source for statistics regarding average attention span? More specifically- what is the average attention compensation time, meaning- how long does a person need to rest in order to ...
104 views

### Does the self-reference effect extend to improved recall of 2nd-person text vs. 3rd-person text?

The self-reference effect has been widely researched in marketing for its ability to improve how favorably consumers remember a message, but less so for its ability to improve recall and learning of ...
190 views

### How does the body experience free-fall during a hypnic jerk

Today I learned that a sudden jerk that you sometimes experience when you are just about to fall asleep due to a sense of free-fall or weightlessness is called a hypnic jerk. If, while sleeping, I ...
64 views

### Is there difference between a memory of a dream and memory of waking experience?

I'm very interested in dreaming and have pretty good dream recall. This makes me able to recall and distinguish hundreds of experience within my memory and label them as "dreams". I'm trying to ...
92 views

### Progress on Arnheim's perceptual forces in vision

In the second edition of Rudolf Arnheim's Art and Visual Perception: A Psychology of the Creative Eye, published in 1974, the opening chapter on "balance" begins with a discussion of "perceptual ...
179 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 ...
151 views

### Is there a psychological basis for getting hiccups?

Is getting the hiccups sometimes related to our mental condition, i.e., stress level, etc?
193 views

### How has psychology categorised different types of love?

How has psychological theory categorised the different types of love? What taxonomies of love are most accepted or useful in psychology? EDIT: I went through Triangular theory of love. Are there any ...
30 views

After my admittedly short research I could not find information which states that if a person is disturbed while their sleeping, let's say in NREM3 phase of their sleep cycle, and wakes up and then ...
128 views

### Spontaneous change of handedness

I read this question Are there benefits to learning to write with your non-dominant hand?. It got me thinking. Disclaimer: This is not a self help question I am using myself to illustrate the ...
26 views

### What is the proper terminology for “hoarding” type paradox (but not extreme)?

Feel free to edit my title -- I'm not exactly how to sum it up in one sentence, THUS my question here: Is there a name or specific terminology related to the somewhat paradoxical situation in this ...
229 views

### Why do power laws describe learning and skill acquisition so well?

In humans, why do powers laws describe skill acquisition? In particular, $$RT = aP^{-b}+c$$ where $RT$ is reaction time and $P$ is amount of practice. Does the power law generalise to learning in ...
23 views

### Can abstract object representations be associated with a wider range of sounds in comparison to everyday object representations?

I'm looking for some peer reviewed evidence that abstract visuals can be associated with a wide range of sounds when compared to more recognisable visual representations pertaining to everyday ...
57 views

### What Quantified Self reserach tools are there for measuring performance while playing videogames?

I've recently became aware that there's a whole field of quantified self - using various methodology to collect data about human performance in an attempt to "quantify" how the human body/brain works. ...
103 views

### Short term time perception affect long term time perception?

It is known that attending to time (i.e. looking at duration) expands subjective time. So if I want to do something for 20 minutes and look at my watch, this would increase my subjective time ...
75 views

### Predicting the Duration of Future Events

I am interested in the question of how people use/integrate previous experiences with instances of tasks or events to make predictions about the duration of future instances of tasks/events. To ...