[bell-cot]

It's also testing for social class, educational quality, and attention span. While mostly validating existing hierarchies. And giving loads of people a reason to feel good about themselves.

Really, what's not to like about IQ tests?

[kolektiv]

Don't forget the very real and horrifying links with eugenics and the use of IQ testing to justify sterilisation and worse! It's the gift that keeps on giving.