Questions relating to the enactment of tasks within society and how this reflects on our internal characteristics. Tests and other assessments can act as measures of performance.

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2
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1answer
46 views

How to interpret intelligence test scores for an individual who has taken a test multiple times in quick succession?

Specific context: A test subject took the same Raven's Standard Progressive Matrices IQ test three times and first scored 115, then 107, and finally 143. The same test was taken three times within 3 ...
20
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1answer
529 views

Medium-term effects of polyphasic sleep on performance

Typical sleep patterns of one big block of 6 to 9 hours with no naps is usually referred to as monophasic sleep. A second natural sleep pattern is biphasic sleep which breaks up your sleep into two ...
7
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0answers
117 views

What is the optimal exercise regime for improving cognitive functioning?

It seems that researchers agree that exercise increases cognitive abilities. This seems to work universally for all ages: children, adults and old people. It is suggested that everyone should ...
11
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1answer
381 views

What are the effects of alcohol on muscle memory?

Muscle memory (also referred to as "motor memories") is a form of procedural memory, which is a form of implicit memory. I'm particularly interested in trained tasks like throwing a dart, shooting a ...
8
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3answers
272 views

What are effective strategies for increasing concentration and motivation when doing seemingly passive activities such as reading journal articles?

Background Unfortunately I am not a specialist in Cognitive Science I am just a regular CS student who has big interest in cognitive science. I want to share with you some interesting observation I ...
3
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1answer
55 views

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). ...
2
votes
1answer
73 views

How much sleep is needed for peak cognitive performance?

How much sleep is needed for peak cognitive performance? If some were to, for example, wake up one morning at 12:30PM, would a sleeping pill help obtain better sleep required for that performance the ...
4
votes
1answer
140 views

Solving T-shaped maze (probability learning): differences between rats and humans

From Jonah Lehrer's book "How We Decide", he mentions the experiments with rats and Yale undergraduates. I found the paper that (presumably) matches the experiment of rats. Brunswik, E. (1939). ...
2
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0answers
24 views

Theory about use of concept maps?

My background is Computing Science and I want to research how people use concept maps? By doing some google search I found the following link https://www.msu.edu/~luckie/ctools/ What I want to ...
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0answers
17 views

Standardizing sales data with dollar market data within USA [closed]

In the study of performance... One approach to standardizing sales data across different regions of the country may be to adjust for the relative wealth/purchasing power of the clientele in a given ...
9
votes
1answer
240 views

What is the distribution of performance in academic programming subjects?

On Programmers SE there is a popular question about scientific evidence for whether some people either are or are not able to program. One person cites an unpublished manuscript by Dehnadi and ...
2
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0answers
23 views

Do ADHD drugs harm the brain?

Particularly, the amphetamine "vyvanse". If one was to take a 30mg dose once a day for 50+ years, would it damage brain function at all? Would the brain simply get used to the drug and become 100% ...
3
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1answer
40 views

Performance of children at school in the morning

Our local council are changing the school day to 9:30 - 15:00 for my youngest son, my eldest in a different school starts at 8:20 and finishes at 15:20. I believe that children are more productive in ...
4
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0answers
46 views

How does motivation relate to performance and to fun and to recognition?

Many studies indicate that for tasks that require cognitive skills and creative thinking, monetary reward does not work to improve performance. Rather, we should give people purpose, autonomy and ...
7
votes
1answer
175 views

Can lucid dreaming detract from the recuperative effect of REM sleep?

Imagine you mastered lucid dreaming, so you have a lucid dream every night. You might want to use this phase to do creative work or problem solving. Would this have a negative influence on the ...
6
votes
2answers
173 views

Are motivation and efficiency inversely correlated?

Observation: Motivation and efficiency seem appear to me to be inversely correlated for most people. That is, I know some people who tend to get very excited about a goal and take large amounts of ...
2
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2answers
313 views

Does law of attraction have psychological basis? [closed]

A common claim in business and self-help seminars is that optimists are luckier. Is it true that optimism leads to greater success in life? If so, what part of the brain support this so called ...
2
votes
1answer
457 views

What are the cognitive effects of increasing testosterone levels in men?

I've recently became interested in the effects if testosterone on the cognitive function in men, but cannot find much hard scientific evidence on the subject. What are the cognitive effects of ...
2
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0answers
33 views

Writing system, its future and social importance [closed]

I work on a rather specific subject, namely developement and inventing of writing systems (simply - alphabets). For some years it was just a hobby and creative exercise, but with time this hobby ...
5
votes
0answers
188 views

What happens neurobiologically when people “think fast”? [closed]

This question is related to this one: How long can a person stay happy, excited and motivated about something new? I found a couple of references to research that links "thinking fast" to mood lift: ...
1
vote
1answer
43 views

Do more accidents happen when you cross the street on red light(as a pedestrian)? [closed]

As I wanted to have concrete question in the title I've chosen this one. But my real toughts behind that is if you have ever heard about anything like, I would call it, the 'Red-Light-Theory'? It ...
22
votes
3answers
2k views

Is there evidence that listening to music can aid/hinder concentration or performance?

I, like many computer programmers, love to listen to music while I work. I have always believed that music helps me stay focused and motivated, and improves my performance on many types of tasks, ...
6
votes
1answer
104 views

How much additional sleep is required to recover from a given number of hours of sleep deprivation? [duplicate]

A previous question dealt with whether it is possible to catch up on lost sleep. This question is a little different. Assume that a healthy adult has been deprived of sleep for "x" hours. How much ...
3
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2answers
72 views

Are hot-streaks in athletics real, and if so, is there a known psychological basis?

It is common to refer to an athlete who is enjoying a sustained period of success (e.g. a long consecutive game hitting streak in baseball) as being "hot", suggesting that something about their ...
4
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0answers
44 views

Does military background enhance personal productivity?

Is there any research investigating the effect (or correlation) of a military background of a person on his productivity, effectiveness and other characteristics? It is often casually claimed that a ...
25
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4answers
1k views

Is multitasking a myth?

Often, the term 'multitasking' is applied to very busy and 'wired' people. There is an adage that women multitask better than men. My question is, do we actually multitask? If so, what are the ...
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2answers
123 views

Does not using the brain erode its power? [closed]

Does not using the brain erode its power? If so, are perpetual brain exercises recommended to prevent (or increase) its power (chess, puzzles, etc)?
4
votes
1answer
55 views

Efficiency drop when joining and splitting teams

What will happen when a team is either split or joined with another team? After reading about Tuckman's stages of group development, I understand that the new team will probably start at the beginning ...
7
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6answers
69 views

Are points still a relevant mechanic?

When talking about gamification people's mind almost immediately go to points. It is probably the quintessential mechanic. However, thinking of games, it's no longer heavily used. It's still in use ...
11
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2answers
187 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 ...
42
votes
1answer
7k views

Is leg jiggling a focus aid?

This is slightly left-field, but I am interested in the Cognitive Science implications of this question: Many people, myself included, are "leg jigglers", meaning we often sit jiggling or bouncing a ...
4
votes
2answers
86 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 ...
3
votes
2answers
101 views

Does the time required to read a word grow linearly with the number of characters?

I recently installed a speed reader on my tablet. Now I wonder how the minimal time needed to read an $N$-letter word grows. There was this previous question on the relationship between sentence ...
3
votes
2answers
737 views

Can intense multitasking improve fluid intelligence/working memory?

The Dual N-Back task is the only task I'm aware of that has empirical support showing that it improves working memory. It appears to improve working memory through multitasking, although this ...
4
votes
1answer
39 views

How is attention involved with the performance drop associated with multi-tasking?

Multi-tasking lowers productivity. What influences on attention cause the productivity of a multi-tasking person to be low? An example of multi-tasking is that a person is working on his assignment ...
8
votes
1answer
96 views

Is there a metric of the overall excitation of the brain or nervous system?

I'm thinking of a way to describe what's happening to a single channel EEG/MEG sensor output. I've noticed that there is significant difference in the readings from a quiet observations, versus a ...
2
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0answers
37 views

Identifying Overly Complex Tasks

It seems to me that societies frequently construct systems that may be too complicated for any individual to operate competently within. For example, the tax system, the legal system, the medical ...
21
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5answers
648 views

Does learning one discipline improve performance in another discipline?

I have come across a lot of articles that suggest learning across disciplines would improve cognitive abilities. This is more often referred to as Integrative Learning. Also, nowadayas a lot of ...
2
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1answer
140 views

Why does splitting attention between a primary task and another task appear to improve performance on the primary task?

I've been thinking about my performance at various tasks and where my focus is at during them and something's really got me confused. It makes sense that devoting all my focus to a task while I'm ...
1
vote
1answer
93 views

Is there a way to hasten recovery from sleep inertia?

Sleep inertia is a transitional state of lowered arousal occurring immediately after awakening from sleep and producing a temporary decrement in subsequent performance. (1) There is study ...
10
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2answers
1k views

How long does it take to refocus after context switching?

Context switching has been highlighted for the toll it takes on productivity at great length, particularly by people who work in software and project management. Are there any ...
2
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0answers
65 views

Optimising visual clutter for target audiences

I am studying Human Computer Interaction (HCI) and there is a lot of discussion about consistency across a website, predictability between pages, of theme and layout. There is information about color, ...
6
votes
2answers
59 views

How can employee anxiety over poor evaluation be avoided by management?

When implementing gamification, what are steps that management can take to prevent a culture of anxiety among employees, when employees feel they are constantly being monitored and begin to worry that ...
4
votes
1answer
82 views

How can we determine an appropriate rate of decay for our scoring algorithms?

We build scoring algorithms for different customers in an enterprise environment. Typically they tend to measure most goals in either weekly, monthly, or quarterly intervals. We use a scoring ...
2
votes
1answer
150 views

Effect of time limits on problem solving

I recently took part in psychological testing as part of a recruitment process to a job. I was not happy about the evaluation I got and I asked for a feedback discussion with the psychologist. The ...
2
votes
1answer
65 views

SSRI Medications and Problem solving [closed]

I'm an Electronics Engineer and I work in Software Development. I'm on SSRIs, for years for different conditions, like bipoar, GAD, ..etc. I feel that my problem solving abilities really dropped ...
23
votes
5answers
2k views

Why do higher incentives lead to lower performance for non-rudimentary tasks?

I have watched a number of times this excellent video where Dan Pink discusses the science of motivation. The video states that the higher incentives, the lower performance for non-rudimentary (not ...
8
votes
2answers
1k views

Does individual work performance follow a Paretian distribution?

O'Boyle and Aguinis (2012) wrote a paper arguing that individual job performance follows a Paretian distribution rather than a normal distribution (put simply, a very long tail to the right, rather ...
7
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0answers
32 views

Does distraction cause us to skip to the next step in a motor plan?

Often, if one is concentrating too hard on a particular task, it seems as though it's quite easy to skip to the next step of a plan of action. For example, a baseball infielder may attempt a throw to ...
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0answers
71 views

Does winning the Fields medal decrease subsequent research achievement?

I just stumbled on this summary in Slate of a study by Borjas and Doran (2012, FULL TEXT PDF). To quote the summary: According to a new study by Harvard's George Borjas and Notre Dame's Kirk ...