Design Principles
A visualization must be easily understandable by everyone who sees it. This article demonstrates some ways to ensure that charts are understandable and engaging.
Don't
Don't change (style) boats midstream
One of the easiest ways to get the most out of charts is to rely on comparison to do the heavy lifting.
Our visual system can detect anomalies in patterns. Try keeping the form of a chart consistent across a series so differences from one chart to another will pop out.
Use the same colors, axes, labels, etc. across multiple charts.
