It’s avoiding bad outcomes. Babies from closely related people often have problems. Practically every culture has a method of avoiding close relatives breeding
Eugenics is about breeding for desirable qualities, a eugenicist’s ideal person still couldn’t make good kids with a close relative
All eugenics is pseudoscience garbage.
In that case, let’s all marry our cousins and brothers!
That’s not eugenics.
It’s selective breeding to get certain genetic qualities, which is the definition of eugenics
It’s avoiding bad outcomes. Babies from closely related people often have problems. Practically every culture has a method of avoiding close relatives breeding
Eugenics is about breeding for desirable qualities, a eugenicist’s ideal person still couldn’t make good kids with a close relative