For questions about organisms' ability to make reasoned decisions that are optimal for achieving a goal or solving a problem.

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1
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2answers
140 views

What drives civilization? [closed]

Fossil record indicates humanity arose on the African Continent - in/around Gauteng. Yet the oldest civilizations on record are far afield - Ebla, Mesopotamia What drives civilization? Why is the ...
9
votes
2answers
237 views

Do people estimate combined probabilities differently to uncombined ones?

Suppose, somebody has to estimate the likelihood of one of the following events (or has to estimate which event is more likely): A coin is tossed six times and each time the result is heads. ...
2
votes
1answer
185 views

Which branch of psychology deals with decision making under stress?

Our decisions are usually based on a system of perspectives, which in turn are based on one's own set of values. However there are traumatizing situations where this system of perspectives is turned ...
1
vote
3answers
265 views

Is fear rational? [closed]

Let's suppose a big ugly monster thingy wants to eat you. While you're running away from it, you're feeling fear. Can this situation be considered one where fear would be rational?
3
votes
0answers
88 views

Causal reasoning(implicit models?) vs grammar of native language

I was reading about linguistic relativity and it struck me that there could also be differences in multilingual individuals and mono/bi-lingual individuals on how they derive/reason/create structure ...
35
votes
3answers
3k views

What makes people easily subscribe to pseudoscientific theories?

There are many theories/disciplines that have been categorized as pseudoscience in the scientific community. The list includes many things that are regularly even quoted in media like graphology, ...
10
votes
0answers
167 views

Human behaviour in one-shot perfect information games

Background A one-shot game is one where two participants have some set of actions $\{1, ... , n\}$, they make their decision on which option to take (without knowing the decision of their partner, or ...
14
votes
2answers
1k views

What tasks does Bayesian decision-making model poorly?

Bayesianism has been a relatively successful paradigm for modeling decision-making. However, not every psychologist is a bayesian, and there are tasks such as the Tversky & Shafir (1992) ...
10
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2answers
240 views

How can the success of Bayesian models be reconciled with demonstrations of heuristic and biased reasoning?

In recent years, Bayesian models of cognition have been used - with considerable success - to explain human reasoning in a variety of inferential tasks (Chater, Tenenbaum, & Yuille, 2006). These ...
5
votes
0answers
139 views

Online datasets for the disjunction effect and violations of the sure-thing principle

The disjunction effect (or violation of the sure-thing principle) is as follows: A dis­junc­tion effect occurs when peo­ple pre­fer x over y when they know that event A obtains, and they also ...
16
votes
2answers
888 views

What are popular rationalist responses to Tversky & Shafir?

In the early 90s Tversky & Shafir observed several violations of rationality in human participants, in particular violation of the disjunction effect and sure-thing principle. This has lead to ...
4
votes
3answers
2k views

What is the definition of sanity? How can I prove someone either sane or insane?

In my experience the definition of insanity is thus: Insanity: The state of being seriously mentally ill, mad, and/or irrational. Is there a proper scientific definition of this term? While ...
8
votes
4answers
452 views

How is motivation influenced by chance of reward?

Sometimes, I work on a project where there is a chance that the whole project will become irrelevant before it is finished. I have noticed that even though I believe that the risk of this happening is ...
27
votes
2answers
461 views

Do students exhibit rational behavior in determining study time?

While I teach some economics classes, I must admit to near complete ignorance on the optimization processes students undertake when studying. We often say that the "best" students are those who earn ...