The Less You Know The More Answers You Have!

Brain Sponge Blog

Cognitive Bias as described by Bertrand RussellIn 1999, Justin Kruger and David Dunning identified a flaw in the human brain.

The Dunning-Kruger Effect is a cognitive bias whereby poor performers tend to overestimate their competence in any given field. Sounds quite safe and bland doesn’t it? But to put it another way some people who know the least about something are convinced that they are an expert in it. So those least qualified to give an opinion can be the most convinced of their opinion. And the opposite is true too; in studies high performers tended to underestimate their exam results (although to a much lesser extent that the poor performers overestimate theirs).

“Ignorance more frequently begets confidence than does knowledge”, Charles Darwin

Why is this? Kruger and Dunning think that those who really suck at a subject are so bad that they lack the skills to realize just how bad they are. Also, because they…

View original post 354 more words

About arnulfo

veterano del ciberespacio
This entry was posted in Uncategorized. Bookmark the permalink.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s