On our flight home from a hot summer holiday in Sardinia, my daughter’s attention is caught by a visualisation in TIME magazine in an interesting article titled What are my risk factors?

The colourful visualisation displays the top five causes of death in 2013 for nine age groups in the US.

The visualisation is structured in two parts. On top of the spread, a bump chart conveys the top five causes of deaths in each age group through colored bands of varying thicknesses. The bands represents percentages of total deaths for that cause. For instance, in the first age group, Children under 3, the diagram does not tell us how many deaths there are in total, but it tells us that, out of those who die, 20% die because of birth defects, 18% because of premature births, 7% because of pregnancy complications, and so on. …