Power and limitations of genetics as a tool to study racial differences

by Anthony Greenberg, posted on Apr 6, 2018

The recent New York Times opinion piece by the geneticist David Reich on genetics of differences between human races has generated much discussion among my scientist friends. It was followed by a rebuttal from 67 scholars of diverse backgrounds, and a sympathetic article by the blogger and essayist …

Read more

Quickly extracting SNPs from alignments

by Anthony Greenberg, posted on May 6, 2017

Working on a Drosophila population genetics project, I needed to extract SNPs from a large-ish data set of sequence alignments from the Drosophila Genome Nexus. The alignments are in a slightly strange but handy format: each line and chromosome arm is in a separate file. The sequences are all on one …

Read more