# All Questions

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### EEG correlates of handedness

Can any one suggest a good article about features of EEG of left-handed people? I was surprised when find that there are only few old articles about it. I find only one new article by Propper, Ruth ...
456 views

### Can the effectiveness of antidepressants be explained by a placebo effect?

A friend of mine showed me a paper (Kirsch, 2014) where the author claims that antidepressants work mostly through a placebo effect (backed up with relevant citations). Antidepressants are generally ...
388 views

### Does the split brain disprove a materialistic mind?

According to materialism, the conscious mind is the product of the brain. Thus, if the brain is split in half such that the two hemispheres cannot communicate with each other, then there are three ...
81 views

### Treatment and strategies for procrastination for ADHD

I am keen to know what strategies and treatment approaches works best for procrastination for people with ADHD? People with ADHD seem to have a different level of complexity from the usual ...
136 views

### Is it good to take playful breaks at work?

I read this Washingon Post article about groups that are trying to encourage play in "workaholic" adults. I'm curious if anything is known on the psychological effects of taking playful breaks at work....
125 views

### Psilocybin for treatment of anxiety disorder

Has psilocybin been used for treatment of anxiety disorder? I've mostly found it used in the treatment of anxiety in patients diagnosed with cancer (Nichols et al. 2017) and patients not diagnosed ...
102 views

### How do people estimate smoking's impact on their mortality?

I am working on a project that looks at how information about one's health affects smoking decisions. I have an economic background, and not familiar with the psychology literature. So my questions ...
576 views

### Button box for a reaction time study on OS X

I am running a language production study, and I want to collect reaction times. I am considering getting a button box, because I understand that my laptop (macbook pro) keyboard is not precise enough ...
2k views

### Reducing ceiling effect with a Likert scale measure

I am designing a psychology study in which the main endpoint is the perceived effectiveness of various medical treatments. In pilot trials, we used a bipolar Likert scale to measure perceived ...
350 views

### 12 percent of our dreams are in black and white?

Pavan Teja says on Psychtronics: Did you know that ... 12 percent of our dreams are in black and white? Is this true? EDIT The 12% even split up between young and old. From "Do we only dream in ...
87 views

### Transmission of beliefs through networks

I recall seeing references to studies about the spreading of true/false beliefs through social networks. I think this research tends to be grounded in game theory or evolutionary theory (like gene ...
11k views

### Why do people say they hate drama?

On social sites sometimes people will state, "I hate drama!", as if to say "if you cause drama, please go away." My theory is the people who say this, in fact, actually like drama... as evidenced by ...
934 views

### Psychologically, how does volunteer work help the volunteer?

This question has intrigued me for a long time, ever since I experienced it first hand (and continue to do so). Some feel a compulsion to 'step up' and lend a hand to someone in need. An example, ...
1k views

### Are there bidirectional neurons?

Neurons are mostly unidirectional, i.e. electrical impulses enter from one end and leave through the other. Are there bidirectional neurons as well, i.e., neurons that have a receiving end and a ...
7k views

### Current theories of the psychology of ambivalence

This question querying the authenticity of people's words and actions and the resulting commentary after this answer, has led me to ask this question. Ambivalence is a state of having simultaneous, ...
2k views

### How is age related change in IQ measured if tests use age specific norms?

In a comment to this question about age related IQ decline in professors and scientists, the following comment was left: I noticed that lot of IQ tests (RPM or California) have different norms ...
933 views

### What is the evolutionary purpose of envy?

I am seeking for a general explanation within the context of evolutionary psychology. 1) What is the purpose of envy? 2) Is it safe to assume that experiences with envy should reach a maximum ...
153 views

### Is mindfulness meditation an effective method to fall asleep?

It's my understanding that brain activity in the prefrontal cortex is suppressed during sleep and that mindfulness stimulates activity in that region. Based on this, it seems counterintuitive to think ...
146 views

### Interpretation & Actual Result of “10% of your brain” Myth [duplicate]

It is well known that the common myth that an individual only ever uses 10% of their brain is.. well, a myth. I had a question about a possible interpretation of this idea, and a follow-up question ...
381 views

### Dynamical systems theory as a metaphor in psychology: is it useful or not?

Dynamical systems theory as it is used in the context of developmental psychology, and by some psychoanalysts as in this article or in this video by the first speaker can be described as an attempt to ...
276 views

### Are Satoshi Kanazawa's findings about racial differences in attractiveness valid?

This post discusses a study published in a blog post by an evolutionary psychologist Satoshi Kanazawa. The study suggested that black women were rated less attractive than women of other races. There ...
187 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 ...
158 views

### Is there a function between loss of memory and time?

I have 2 related questions with regards to memory capabilities and time: "Is there a function (e.g. $e^{-\Delta Time}$) with regards to memory loss?" Everyone is bound to forget over time. Is there a ...
76 views

### Is it sufficient to say self control eliciting the reduced ERN (error-related negativity) in cognitive control tasks?

The limited resource model of self control suggests that the exertion of self control can impair performance in subsequent cognitive control tasks (for details on the model, check this question. Most ...
533 views

### How do neurons decide how to alter their output signals?

In computer science, neural networks are trained using backpropagation and other methods. Backpropagation heavily relies on mathematical formulas to describe how the weights should be changed ...
78 views

### Provable ROI for call center rest periods?

Think you can help make life better for a nation of call center workers? At a large insurance company, I used to work in the call center for both Auto Claims and then Homeowner Claims, before I was ...
399 views

### Is emotional processing lateralised in the brain?

It was easy for me to find that language processing is lateralised and that creativity/logic processing possibly not (against pop-psychology claims). But which is the current view hold by experts on ...
400 views

### How does a human classify or cluster data?

Here, what I mean by DATA are text documents. I am going to do a research on text clustering algorithms by the help of artificial neural networks (ANNs). But first of all I need to know how our brain ...
789 views

### Is sub-vocalization when reading and writing merely a symptom of lack of fluency?

In reading & writing, I for one, find myself subvocalizing the statement to myself. This behaviour is language-independent. However, the effort and subvocalization involved is greater in any ...
789 views

### 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 ...
2k views

### How to measure emotional intensity?

This is a follow-up question to: Do people feel emotions less strongly as they grow older? Basically - I'm wondering - has anyone ever made an empirical measurement of how strongly someone felt ...
2k views

### Is mutually consensual BDSM a symptom of a sick mind or an expression of freedom from social constraints?

BDSM an acronym for bondage and discipline; dominant and submissive; sado-masochism; slave and master. Assume such a relationships or sexual practices are genuinely mutually consenting; and by ...
92 views

### A question on synapses

we are looking into running simulations of the nervous system of C. Elegans. It is believed by most people that the worm's nervous system encodes information through graded potentials and/or plateau ...
808 views

### Do repressed memories exist?

Is there such a thing as repressed memories? Suppose a person undergoes a traumatic event (e.g failing out of school, having a relative die suddenly). Is it normal for the person to act as if ...
385 views

### What is the relation between fun and motivation? Are they the same?

Are 'having fun in doing something' and 'being motivated to do something' the same thing? If not, how are fun and motivation related? Is there any formal definition on this? Would it be possible to ...
696 views

### Why might a person get widely varying scores on different online IQ tests?

Online IQ tests often yield wildly varying results (say 60 - 150). These are actual values obtained by repeated measures. It is puzzling, because it's such a wide range. How can the same person be ...
2k views

### Are there mental reflexes?

Similar to knee-jerk or withdrawal, are there any innate reflexes in cognition? Are they based on personality, or are there any that are universal?
158 views

### Is cognitive science a concentration of psychology?

Is cognitive science apart of psychology? If I major in psychology, will it be easy for me to be a cognitive scientist?
3k views

### What are the key predictive traits of therapeutic success?

In my answer here, to this question : Does hypnotherapy/hypnosis, in any form, for any type of disorder, work? It brought up the valid question of why people quit therapy. Obviously, if the therapy ...
1k views

### How does one escape learned helplessness?

I've been researching learned helplessness lately, an idea that seems to be responsible for much of the negative behavior observed in humans. Basically, the idea is that once repeatedly exposed to an ...
253 views

### Depression Causing Body Dysmorphic Disorder (BDD)

Whilst trying to think of non-chemical/hormonal causes of low self-esteem when reading Is low self-esteem, a brain chemical imbalance problem, rather than a personality defect, and can't be fixed ...
1k views

### Is learning to do a task automatically an example of intuition?

I'm looking for some examples to understand what people call their intuition at work when making their decisions. For example: We learn to type and then after some time we begin to type by ...
132 views

### Technical term for “hidden addictions”

In The Forbidden Keys to Persuasion, Blair Warren discusses seven “hidden addictions”: the need to feel needed; the need for hope in difficult situations; the need for a scapegoat (to believe our ...
250 views

### Why is chess considered special for educating a mindful person?

I can find countless quotes like this In many countries chess is incorporated into the scholastic curriculum. Countless researchers and studies have shown over the years that chess does indeed ...
154 views

### Research operationalizing so-called strategic thinking?

Is there contemporary research in trait psychology, which attempts to operationalize the structures behind a strategic thinking style? I'm thinking of a style of problem solving as taught in officer ...
1k views

### What science or psychology is behind the Landmark Forum's coursework?

The Landmark Forum is a self-help seminar focusing on helping individuals to make positive changes in their lives by chaing their point of view and using logic to break down emotions to change the way ...
5k views

### What is a “delayed match-to-sample task”?

This question talked about how a "delayed match-to-sample task" can be used to measure an animal's working memory. What is a delayed match-to-sample task and how can it be used to measure working ...
159 views

### What is the impact of showing the amount of unattended notifications to the user?

What is the difference in cognitive effects on the user between simply showing that there are 'some' unattended notifications, or showing how many notifications there are? Take Facebook's ...