Cognitive Sciences Weekly Newsletter

Cognitive Sciences newsletter

Top new questions this week:

What happens in your brain when you see a dinosaur in this stenographic image?

You might have come across stereographic Images like the one shown below (found here): What happens in your brain when you observe the dinosaur? (as you put your face on the image by touching your ...

perception vision eeg optical-illusion  
asked by draks ... 8 votes
answered by Umer Vakil 7 votes

How is saccadic movement managed in the brain?

I haven't been able to find any decent articles on this specific topic. So I have three (hopefully quick) questions: What part of the brain is actively controlling saccadic movement? If this part ...

neurobiology vision eye-movement  
asked by Adam 4 votes
answered by AliceD 2 votes

Adaptation to Discrete Perturbation in Sleep?

Generally, are there and how long do lingering affects of polar sleep patterns affect someone? For example, assume someone slept for 2 hours one day and then slept for 14 hours the next. Their 2 day ...

asked by Alvin Nunez 4 votes

Is semantic pointer architecture compatible with a predictive coding account of the brain?

Both SPA (Eliasmith et al.) and predictive coding (Friston, Clark, Rao, et al.) seem to have a lot of explanatory power. My understanding of SPA is probably rudimentary, but Eliasmith and others ...

asked by mrt 2 votes

Is it possible to run Psychtoolbox or PsychoPy on Raspberry Pi 2 for simple perceptual experiments?

We are considering setting up a few testing computers using Raspberry Pi 2. There was an interest in this a few years ago, but due to limitations of OpenGL in Raspberry Pi it did not go far. I was ...

cognitive-psychology cognitive-neuroscience experimental-psychology  
asked by Mabu 2 votes

Attributing change in DV to IV manipulation: between-groups (control group) vs mixed-model (pre&post measure)

One often sees researchers attributing a change in the dependent variable to their experimental manipulation, semingly without considering whether this change in DV occurs between or within groups. ...

experimental-psychology statistics priming  
asked by wildetudor 2 votes
answered by Josh 3 votes

Interpretation & Actual Result of "10% of your brain" Myth

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 ...

neurobiology theoretical-neuroscience neural-network  
asked by Kevin Kesicki 2 votes

Greatest hits from previous weeks:

How are Raven's Matrices scores converted into age adjusted IQ?

There are IQ tests based only on Raven's matrices. I wonder how a raw score on such a test "scaled" to an IQ result. As we all know, IQ results depend on the age of individual tested. So I was ...

intelligence test iq  
asked by xemlmrx 7 votes
answered by ICanFeelIt 7 votes

What's the difference between injunctive norms and descriptive norms?

I can't seem to understand the difference. From wikipedia Injunctive norms involve perceptions of which behaviors are typically approved or disapproved They assist an individual in determining ...

social-psychology terminology norms  
asked by Celeritas 4 votes
answered by MaríaAnt 2 votes

Can you answer these?

Are Free Will and Motivation related?

I'm aware of numerous experiments, like Stanford prison experiment, Milgram experiment which indicate that humans can act in ways opposite to their best intentions. For the purposes of this ...

cognitive-psychology motivation cognitive-modeling behavior free-will  
asked by Alex Stone 1 vote

Source of sensory data related to cognitive effort

How does the brain assess cognitive effort? Is there a chemical that is being created or consumed at a rate that is proportionate to the amount of effort felt? I'm mostly interested in short term ...

cognitive-psychology neurobiology  
asked by Seanny123 1 vote

Why does even the most rational brain forget logic in a dream?

Scenario 1) Now we all know gravity is real. Yet when we dream that we are flying we forget/or are oblivious to the entire concept of gravity as if you have never experienced gravity. Scenario 2) ...

consciousness dreams  
asked by Flood Gravemind 1 vote
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