Code & Data Availability I make code and tutorials available on my Github site -- if you’d like to see something new, let me know! For a quick look, you can also find PDFs of some walkthroughs below: Species Occurrence Maps Flexible, visually appealing dot maps in R Link Estimating Phylogenetic Diversity Making species-community matrices from occurrence data in R PDF Speciation Rate Interpolation Using IDW interpolation and specimen records to map speciation rates in R PDF