The phrase is funny but you wouldn't catch me dead wearing a logical fallacy

Wait until they learn about XXY, XYY, and XO individuals.

While this is very funny, and definitely representative of a sort of ignorance/arrogance commonly found in ideologues - I recently learned that most people talking about the effect have, in fact, been Dunning-Krugering themselves.

Insightful video on the topic.

What most people expect the effect to look like:

What the actual results were:

"Yeah but science can be proven wrong an change over time, while my beliefs and biases are forever!"

Can I get a T shirt that says “I have Dunning-Krueger and your Phd looks cute”? I just have a lot of BS to share and I don’t want to be sorry about it.

One time a woman told me that my lack of a second X Chromosome meant I would "always be a man"

So I gaslit her into thinking her husband had klinefelters.

I hate how Republicans think transphobia is science

Critically thinking now, how strong is the evidence here?

You know how a bunch of villains are Dr. So-and-So? I bet it's dealing with morons talking about your area of expertise that leads to one's villain era.

I hope this criticism is valid :
https://economicsfromthetopdown.com/2022/04/08/the-dunning-kruger-effect-is-autocorrelation/ and
https://www.realclearscience.com/articles/2023/05/09/debunking_the_dunning-kruger_effect_898340.html!
...
There is a "people think they are better than average" rule, rather than whatever Dunning-Kreuger suggested.