Using examples, journalist Alberto Cairo talked about ways that data, charts and visualization are represented and interpreted. He discussed strategies for interpreting charts and visualizations.

While charts and graphs obviously are a boon to our ability to communicate information about large numbers or complicated relationships, there are also hidden pitfalls.

Drawing and interpreting graphs and charts is a skill used in many subjects. Learn how to do this in science with BBC Bitesize. For students between the ages of 11 and 14.