How population stratification led to a decade of sensationally false genetic findings Stratification makes environments look like genes

I wrote about how population stratification in genetic analyses led to a decade of false findings and almost certainly continues to bias emerging results. But we are starting to have statistical tools to sniff it out. A 🧵:

Really nice application of ARGs here to phantom epistasis, which can arise due to "unobserved" mutations. These have already been shown to be useful in association studies