Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. Data visualization has become a hot topic and more and more blogs and books ...

The classic horizontal bar chart is something we’re all familiar with. For many of us, it was the first ‘chart’ we learnt in school, usually alongside Venn diagrams and line graphs. That’s because bar ...

As business people and marketers, we traffic in data. It’s what we use to make decisions (even gut decisions). Data is also how we communicate the status of things and how we make the case for change.