Category Archives: software

NPR’s muddled take on scientific racism and direct-to-consumer genetics

NPR’s science blog Cosmos & Culture has a post up about a new book on scientific racism and population genetics, particularly in connection with personal genetic ancestry reconstruction like that offered by 23andMe and other “direct-to-consumer” (DTC) genetic testing outfits. … Continue reading

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Posted in politics, STRUCTURE | Tagged , , | 1 Comment

Easily aggregate bioinformatic sample output with one tool

Today I’m going to write about one of my favorite bioinformatic tools, MultiQC. If you’ve used it, you know why, and if you haven’t, prepare to be amazed. Many bioinformatic software produce output on a per-sample basis. That is, you … Continue reading

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Posted in bioinformatics, next generation sequencing, software | Tagged , , | Leave a comment

An Update on the Great BAMM Controversy

Update, 01 August 2016, 2:50PM. This post has been updated to include information contained in the supplemental material of Rabosky et al. 2017, and clarify the difference between branch-specific and tree-wide rate variation. Back in August, I summarized the main … Continue reading

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Posted in blogging, evolution, methods, phylogenetics, science publishing, software, speciation | Tagged , , , | Leave a comment

Phylogenetic trees in R using ggtree

Recently, one R package which I like to use for visualizing phylogenetic trees got published. It’s called ggtree, and as you might guess from the name it is based on the popular ggplot2 package. With ggtree, plotting trees in R has … Continue reading

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Posted in bioinformatics, howto, phylogenetics, R | Tagged , , , | 1 Comment

False detection of “true” species under the multi-species coalescent model

The multi-species coalescent model (MSCM) is the biggest name in the game (if the game is genetic species delimitation). But a new paper from Proceedings of the National Academy of Sciences asks: is the MSCM really doing what we think it’s doing? Some … Continue reading

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Unbalanced population sampling and STRUCTURE

The utility and intuition offered by the program STRUCTURE, and more generally, the ‘admixture’ model of Pritchard et al. (2000) are unquestioned – with tens of thousands of citations, it retains its lead among the most popular population genetics software. … Continue reading

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Posted in bioinformatics, genomics, howto, methods, population genetics, software, STRUCTURE | Tagged , , | 1 Comment

Video Tutorial: editing R plots in Adobe Illustrator

Adobe Illustrator is a powerful tool for creating and editing figures; unfortunately, it’s also really intimidating. So today at The Molecular Ecologist we’re trying something a little different: a screen-capture video tutorial about using Adobe Illustrator to enhance and edit plots … Continue reading

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Posted in howto, R | Tagged , , , , , , , , | 3 Comments