The Don’ts of Infographic Design
http://flowingdata.com/2011/10/19/the-donts-of-infographic-design/
“Bottom line: when it comes to information graphics [or ANYTHING], it should always be data and information first, and then you design around that. For that to happen, you have to learn more about data — how to work with it, where it comes from, and what it represents in the real world.”