8
votes
1answer
93 views

Reproducible meta-analysis in psychology

I am a big proponent of reproducible data analysis. In particular, I like when researchers share documents in formats like Sweave and knitr which weave statistical output (e.g., text, tables, and ...
7
votes
0answers
50 views

What are some known roles or correlations of glucocorticoid receptor function to behaviour?

The NR3C1 gene encodes for a neuron-specific glucocorticoid receptor (GR), of which methylation levels have been shown to relate to altered maternal care and stress response in rodents (Weaver et al., ...
4
votes
0answers
90 views

Technical model of how babies and young children learn suited to a parent with an engineering background?

Background: I'm looking forward to be a father come fall. My son will have Downs Syndrome, so there are a lot of early interventions we have to think about to support our son - logopedics, ...
6
votes
2answers
860 views

Is there a correlation between facial features and personality?

Background: From block buster movies, to Snow White and the Seven Dwarf's, characters with certain personality and mental traits are portrayed looking a certain way. For example, the clumsy one has ...
4
votes
2answers
374 views

What is a source of case studies of personality disorders?

What is a good source for case studies on a broad range of personality disorders? I'm a writer and I'm interested in reading some case studies for character work. I've found some websites with ...
8
votes
1answer
131 views

Problem understanding the calculation of normative (Bayesian) base rates

I am having trouble understanding Table 1 of Gigerenzer, Hell, and Blank (1988, PDF, table on page 516): Focusing on the Jack row, it is stated that the mean probabilities of Jack being an engineer ...
11
votes
2answers
172 views

Do the students that report “friendly” teachers perform better on standardized tests?

I'll preface this by saying that I've been considering this question in light of the "Summer of Love" initiative and subsequent blog posts, which are looking at the extent to which comments are ...
6
votes
1answer
146 views

Controlling for response bias in a forced choice memory task

I want to present participants a pair of items $a$ and $b$, each with an association $x$ or $y$. Later on participants will presented with the items singularly, and asked 'what was the association?'. ...
9
votes
4answers
1k 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 ...
9
votes
1answer
249 views

Is there an effect of visual expertise on eye movements when examining an image?

In the following linked image, you can see the eye movement traces of a subject examining a bust of Nefertiti (I came across this image while reading the following blog). When I was in grade ...
10
votes
3answers
6k views

Can we smell in dreams?

I'm interested in whether people can smell in their dreams. Do people really experience smell in their dreams? For example, if I dream of smelling a flower, will I feel the smell, too? Is there any ...
6
votes
1answer
140 views

Hebbian Learning Rule, Local or Global?

I just learned about the Hebbian Learning Rule. It essentially says "Neurons that fire together, wire together". I'm wondering if the learning rule is affected by the spatial distance of the two ...
7
votes
1answer
117 views

Judgments of similarity between samples of writing

I was thinking last night about the possibility of an experiment that investigates the factors contributing to peoples' judgments of 'stylistic similarity' between two samples of writing. For example, ...
4
votes
1answer
542 views

Reducing adverse impact, discrimination and unfairness when using psychological assessments for selection purposes

How can we reduce adverse impacts such as bias, discrimination, and unfairness when using cognitive ability tests and personality tests for selection purposes in an international context?
4
votes
0answers
301 views

Is human Central Nervous System arousal related to choice of activity?

I'm interested in learning more about the central nervous system (CNS) arousal and the choice of what people do and how they feel about it. Lets define CNS arousal in the context of this question as ...
8
votes
0answers
400 views

How much sleep is required to restore maximum cognitive functioning? [closed]

Background: Recently I have really messed up my sleep schedule due to my procrastination. The internet points to some very basic conclusions but I would like to see actual experiments on effects of ...
6
votes
0answers
126 views

Advantage of active learning on classification tasks

I am looking for a specific type of experimental test of active learning. Given some artificial or natural learning task that consists of classifying inputs $x$ from a large input space $X$. There is ...
4
votes
0answers
88 views

When one activity makes you less distracted doing another activity? [closed]

Background: When I'm coding, I sometimes make tea, and as long as I'm drinking the tea, I find myself more focused. Drinking tea seems to make me focus more. Thus, it seems that while doing something ...
12
votes
2answers
856 views

Why might a stutterer not stutter when talking to themselves, whispering, or singing?

Background: I'm a stutterer myself and have always wondered what caused my stuttering. There have been reports of the effects of certain genes and environmental factors that causes stuttering. But ...
7
votes
1answer
100 views

Who first used the term 'heuristic' in a cognitive science context?

I seem to recall that Herbert Simon borrowed the term from computer science, but I cannot remember the initial paper in which he made use of this borrowing. A google scholar search reveals some ...
4
votes
1answer
250 views

Is StackExchange.com Addiction Dangerous?

I recently looked at the meta.math.stackexchange.com and found the second anniversary was celebrated. As in the last year's Happy-Birthday post (linked therein) , some people declared the addiction to ...
7
votes
0answers
77 views

What research exists in the areas of formulating questions and “problem shaping”?

After recalling Eric Steven Raymond and Rick Moen's How to Ask Questions The Smart Way and a discussion in a systems engineering course regarding the impact of the proper formulation of a problem in ...
2
votes
0answers
153 views

How many times can someone listen to a song before he/she stops enjoying it? [closed]

How many repetitions do we need to get tired of listening to a song over and over again? I want to know if some kind of average number of repetitions exisits. Is there any research related to this ...
5
votes
1answer
111 views

Need good example of two domains involving different procedural knowledge yet sharing same high-level strategies

Working in the domain of intelligent tutoring systems, I have to prove (or disprove) that explicit teaching of high-level strategies will allow students to use learned strategies across different ...
4
votes
2answers
211 views

Does each sensory neuron type have a characteristic spike sequence pattern?

Background It is known that all sensory information is input to the brain as neural spike sequences. Now, to distinguish between the spike sequences generated by retinal red/blue/green cone cells ...
7
votes
1answer
100 views

Can processing effort for sub-tasks in neural networks be measured?

I often heard statements like: 80% of your brain processing is computing the effect of gravity or, similarily: You only use 20% of your brain power My question isn't about the truth of ...
7
votes
1answer
131 views

How can STDP fit with reciprocal connectivity?

I have rather technical question regarding STDP dynamics. I am working on a neural network implementing an STDP learning algorithm, and have noticed that it is extremely anti-reciprocal. When two ...
20
votes
1answer
284 views

How do emotions influence the language structures we use?

What are the verbal signs of subjectivity? I am doing research about the linguistic content of media (debates, talk-show, sport comments). It occurs that once the participant gets nervous or excited, ...
7
votes
1answer
101 views

A study about preference for making relatively vs. absolute more money?

I remember reading about a study. I forgot the actual details of it, but the gist of it was: people were asked in what situation they would prefer to live, one where they make \$100,000 dollars and ...
15
votes
1answer
215 views

Do cultures differ in the perception of emotions from body expression?

In their classic study, Ekman and Friesen (1971) identified seven facial expressions recognised by people universally across all cultures as depicting certain emotions: happiness, sadness, surprise, ...
9
votes
1answer
189 views

Are intelligence scores correlated with detection of second stimulus in an Attentional Blink test?

Definitions Attentional Blink: An attentional blink is a phenomenon where when presented with rapid visual stimuli if you are asked to track two particular stimuli you will fail to notice the second ...
6
votes
2answers
162 views

What does daytime actigraphy reveal about an active and awake brain?

I have interest in the study of human motion ( Actigraphy), and have built a couple of smartphone apps using its principles. The apps look at gross motor activity of an individual. Up until now, most ...
19
votes
1answer
777 views

Have the abilities of John Lorber's patients with limited cortical mass been further evaluated in adulthood?

Short of minor lesions or infarcts, most high-functioning adults have an intact cerebral cortex. Yet, a surprising result published anecdotally in Science in 1980 caused a lot of scientists to take ...
2
votes
2answers
212 views

Neural basis of primitive (newborn) reflexes

The Wikipedia article on primitive reflexes, or newborn reflexes, states that they originate in the CNS. Here's the list of reflexes from the article: Moro Walking/stepping Rooting Sucking Tonic ...
10
votes
1answer
212 views

Can psychosomatic reactions be completely unconcious?

I had always considered that psychosomatic reactions, such as Psychogenic pain, while "real" to the person experiencing them, would be a concious reaction at some level. That is to say, if the person ...
10
votes
1answer
182 views

Are some methods of teaching reading “bad”?

I have a young daughter who I am teaching to read, and I was given a "Your Baby Can Read" DVD set by a friend. When discussing it with friends, several of my teacher friends frowned upon the use of ...
8
votes
1answer
180 views

How to measure well-being without using an extensive questionnaire?

I'm trying to create an iPhone app for music therapy (or other kinds of experimental therapy). Such app would help a music therapist keep track of sessions and evaluate progress. One of the issues ...
6
votes
1answer
194 views

How can prolonged stress lead to a sustained reduction in cognitive functioning?

Background: Ten years ago or so I went through a traumatic period which resulted in a lot of stress and anxiety. I initially assumed there was some depression but cognition and short term memory was ...
2
votes
0answers
93 views

classic category learning tasks with data

I need a list of classic categorization tasks (with available human/animal data) to use as a benchmark for a model. I am interested in tasks that can be used to validate/invalidate a model of ...
32
votes
3answers
1k views

Can critical thinking be taught?

Critical thinking is central to the scientific method and believed to be essential to a successful democracy. Recently, the 2012 Texas Republican platform voiced the party's opposition to the teaching ...
6
votes
2answers
81 views

What is the name of a test presenting words in different colors?

What's the name of this psychological test where you. Read and pronounce words in three colors (red, blue, green). - Words and colors match. - Say word and color (which are the same). As above - ...
0
votes
1answer
90 views

How to change the brain in order to change how one habitually thinks and feels? [closed]

In this snippet from "You Are Not Your Brain: The 4-Step Solution for Changing Bad Habits, Ending Unhealthy Thinking, and Taking Control of Your Life" by Jeffrey Schwartz Schwartz states that ...
6
votes
0answers
103 views

Problems with using personal feedback to motivate participation in an online psychological experiment?

I am planning on running an online psychological experiment where participants must learn about various simulated environments and then make inferences about them. Because completing the experiment ...
10
votes
5answers
158 views

Web-based tools for documenting studies?

I am interested in how open science could be done in psychology. Are there good web-based tools that could house and share a study? When I say "study" I mean: Lab notes from collecting data Raw ...
9
votes
1answer
490 views

How does body temperature and oxygenation affect thinking ability?

I'm interested if the brain works better when the temperature is higher than usual and the amount of oxygen in the air is a bit lower than in fresh mountain air. This has been my personal experience. ...
28
votes
3answers
1k views

Is the Myer Briggs Type indicator (MBTI) a reasonable scientific theory?

Background: MBTI stands for Myers-Briggs Type Indicator. It's a theory that suggests that people can be divided into 16 types, based on the way they percieve and analyse information (whether they make ...
6
votes
0answers
62 views

How to efficiently get a sense of the meaning of a score on a non-aptitude test that you encounter in a journal article?

Context: When reading research articles in psychology, you often encounter new non-aptitude self-report psychological tests (e.g., measures of personality, well-being, psychopathology, learning style, ...
10
votes
1answer
216 views

What is a reliable physiological measure (e.g., serotonin levels) of positive affect?

Is there a reliable physiological measure or correlate to positive affect? What does research say on this? I thought that serotonin levels are correlated with self-reported happiness levels, but, ...
6
votes
0answers
171 views

How do cooperative vs. competitive activities impact the learning patterns of an individual?

To what extent does cooperative versus competitive learning influence personality development or even pathological behaviors? If these activities need to be narrowed down to a specific category, I'm ...
8
votes
1answer
112 views

Are there shapes defined by 3 (or more) generative parameters whose mapping to psychological similarity space is known?

I am trying to generate 4 shapes that are equidistant in psychological similarity space - meaning that they are all equally discriminable from one another - which differ in 3 parameters, such that ...

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