18 Pitfalls of Data Visualization

Maarten Lambrechts is a data journalist I closely follow online, with great delight. Recently, he shared on Twitter his slidedeck on the 18 most common data visualization pitfalls. You will probably already be familiar with most, but some (like #14) were new to me: Save pies for dessert Don’t cut bars Don’t cut time axes…

Simple Correlation Analysis in R using Tidyverse Principles

R’s standard correlation functionality (base::cor) seems very impractical to the new programmer: it returns a matrix and has some pretty shitty defaults it seems. Simon Jackson thought the same so he wrote a tidyverse-compatible new package: corrr! Simon wrote some practical R code that has helped me out greatly before (e.g., color palette’s), but this new package is…

Xenographics: Unusual charts and maps

Xeno.graphics is the collection of unusual charts and maps Maarten Lambrechts maintains. It’s a repository of novel, innovative, and experimental visualizations to inspire you, to fight xenographphobia, and popularize new chart types. For instance, have you ever before heard of a time curve? These are very useful to visualize the development of a relationship over time. The…