Novembre J & Barton NH 2018 Tread lightly interpreting polygenic tests of selection. Genetics 208:1351-1355. by aggregating small signals of change across many such loci, directional natural selection is now in principle detectable using g…

Racimo F, Berg JJ & Pickrell JK 2018 Detecting polygenic adaptation in admixture graphs. Genetics 208:1565-1584. if a trait is polygenic, positive selection may instead occur by concerted shifts at many loci that all contribute to the vari…