Articles about: irrationality

wykresy
wykresy

How the average person understands statistical data

Psychology, 15-11-2021

According to research results, many people have surprisingly little knowledge of statistics. One of such studies (Smedslund, 1963 as cited in: Tyszka, 1999) examined whether nurses were able to assess whether there was a relationship between any symptoms and the disease. They were given to review 100 patient cards for the experiment, each containing information […]

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pewny siebie
pewny siebie

How do we come to be sure of our beliefs

Psychology, 10-11-2021

Imagine having to guess what is governing the sequence of numbers: “2,4,6”. To guess the rule, you can tell other strings of numbers and ask if the strings match the rule. The task is apparently very simple … “10,12,14?” – yes, it complies with this rule. “106,108,110?” – yes, this sequence also complies with this […]

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przestraszona studentka
przestraszona studentka

Can pessimism be beneficial?

Psychology, 07-11-2021

In previous articles, I wrote about the positive distortions of our image. The fact that most think they are better than most; that when we succeed, we conclude that it is our merit, and if we fail, we were simply unlucky; that we don’t believe that something bad could happen to us and the like […]

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deadline
deadline

Planning our activities and confidence in our knowledge, i.e. how we overestimate ourselves

Psychology, 07-11-2021

In my article on self-serving bias, I mentioned that we often unfoundedly consider ourselves superior to others, but even when we do not compare ourselves to anyone, we tend to overestimate ourselves.

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kości do gry
kości do gry

The illusion of control

Psychology, 16-10-2021

It is nice to feel in control of what is happening, but there are situations that, despite our best efforts, we cannot control. It would be rational in such situations to admit that well – I have no influence on this event, but research shows that we often succumb to the illusion of control.

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różowe okulary
różowe okulary

Unrealistic optimism, or are we too optimistic?

Psychology, 15-10-2021

Unrealistic optimism is a concept that is very well known in psychology. Many studies show that people are often characterized by unreasonably high optimism, which can also be seen in everyday life. We do not wear seat belts, we cycle without a helmet, we do not insure our apartments, we do not regularly attend medical […]

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kobieta przed lustrem
kobieta przed lustrem

To think well about yourself, i.e. self-serving bias and cognitive dissonance

Psychology, 24-09-2021

The human mind can do a lot to convince you that you are an intelligent and valuable person. We like to have good self-esteem and are reluctant to admit to ourselves that we have done something unfair or unwise.

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trzy kobiety robią selfie z dziubkami
trzy kobiety robią selfie z dziubkami

Selfie: Hardly anyone likes them, but almost everyone does

Psychology, 02-01-2021

When asked whether they prefer to watch their friends’ selfies or ordinary photos on social networks, most users say that they prefer ordinary photos. They see their friends taking pictures of themselves as narcissistic, but they also take pictures of themselves… How to explain this paradox?

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twarze osób z różnych kultur
twarze osób z różnych kultur

Cognitive biases in different cultures

Psychology, 14-06-2020

Correspondence bias, self-serving bias… probably all psychology students have heard these concepts. I learned a lot about it myself, I also wrote about these and other biases in my ebook “Wszyscy jesteśmy nieracjonalni” (We are all irrational). Few people however mention intercultural diversity.

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strzykawki
strzykawki

Vaccine dispute from a psychological perspective

Psychology, 11-02-2020

There has long been a dispute over the safety of vaccines on the internet and in the media. It started with thimerosal vaccines that are supposed to cause autism, but recently I have been hearing more and more voices about the harmfulness of all vaccinations. I don’t want to stand on either side in this […]

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