How Bad Is Your Colormap? (2014)

If you want to take a step toward joining the in-crowd of chromatically-sensitive data viz geeks, your best bet is to start by bashing jet. Even if you don’t know it by name, I can guarantee that if you’ve read many scientific papers, you’ve seen jet before. The reasons not to use jet are numerous, and you can find good arguments against it across the web.

Source: jakevdp.github.io