Category Archives: STRUCTURE

Geophylogeny plots in R for Dummies

Amid basting my tofurky, here’s a follow-up to my previous post on quick-fix overlays of admixture plots on geographical maps in R. I recently discovered a wonderful R package called “phytools” from Liam Revell, which makes really neat phylogenetic trees (with … Continue reading

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Posted in howto, phylogenetics, population genetics, R, software, STRUCTURE | Tagged , | 2 Comments

Admixture maps in R for Dummies

Before we get started, I’d like to point everyone to an excellent tutorial here by Kim Gilbert on making maps in R. I have been grappling with overlaying admixture plots, and migration routes on top of maps recently, and thought I’d put … Continue reading

Posted in howto, population genetics, R, software, STRUCTURE | Tagged , | 11 Comments

Using R to run parallel analyses of population genetic data in STRUCTURE: ParallelStructure

In this guest post, Francois Besnier explains how to use ParallelStructure, his new R package for running STRUCTURE analyses in parallel computing environments. To start with, thanks to The Molecular Ecologist blog team (Tim and Jeremy) for the invitation to … Continue reading

Posted in howto, population genetics, R, software, STRUCTURE | 4 Comments

Why do we care about population structure?

Arun Sethuraman is a postdoctoral associate with Jody Hey, studying statistical models for divergence population genetics in the Department of Biology at Temple University. You can also find him on Twitter, and on his short story blog. After nearly six years of researching population genetic structure … Continue reading

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