This is an opinionated essay about good and bad practices in data visualization. Examples and explanations are below. The Scripts/ directory contains .Rmd files that generate the graphics shown below.

A true epic in every sense, ‘American Pie’ is one of those songs that beautifully pays homage to the Great American Songbook, and the history of rock and roll. Frankly, Don McLean must be thrilled to ...

Pie charts are perhaps the most common data visualisation tool, especially when illustrating comparisons or percentages. They allow you to easily see how each of the slices contributes to the total.