Before leaving high school, every scientist should have learned all the things a graph should contain: a descriptive title, labels for every axis, appropriately spaced tick marks, and a legend if necessary. All pretty straightforward, so you would think any figure published in a scientific journal would adhere to this as a minimum. But I’ve come across far too many figures breaking one or more of these rules. The problem is not that people are excluding the information, rather they are putting everything in the figure caption. Consequently, the figure caption ends up being long-winded, procedural, and not at all interesting. Fortunately, it is easy to make the caption succinct and descriptive with a few quick adjustments to the figure.
If I could offer only one piece of advice to any scientist on how to improve the figures and presentations they produce, it would be ‘Learn how to use Inkscape’. Inkscape is a cross-platform, open-source vector graphics editor. Let’s break down all those adjectives to see how they help: