Spring 2026

We will reproduce the phylogenetic analyses of Pervasive hybridizations in the history of wheat relatives by Glemin et al (2019).

Software

  • RAxML
  • SuperTriplets
  • ASTRAL
  • Julia
    • SNaQ
    • PhyloPlots
  • HyDe
  • R
    • ape, phangorn, ggtree, MSCQuartets

Schedule 2026

Session Topic Pre-class work Lecture notes Homework
01/23 Introduction and reproducibility practices   notes Set-up local folder for the class (HW)
01/30 Paper discussion Read Glemin et al, 2019; Optional reading Marcussen et al, 2014    
02/06 Goal of the analyses, required software and data   notes Make sure all software is properly installed in your computer
02/13 Gene tree inference   notes Run RAxML on all genes
02/20 Species tree: supermatrix (full concatenation)   notes  
02/27 Species tree: supermatrix (10Mb sliding window)   notes  
03/06 Species tree: supertree      
03/13 Species tree: coalescent-based (new analysis)      
03/20 Species tree results (Figure 1)      
03/27 Species network inference (new analysis)      
04/03 Spring break      
04/10 Hybrid tests: HyDe      
04/17 Hybrid tests: MSCQuartets (new analysis)      
04/24 Species network (Figure 5) and hybridization results (Figures 3-4)      
05/01 Open question: other analyses      
05/04 Final reproducible script due      

More details

See list of topics, grading and academic policies in the syllabus


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