3min chapter

Cautionary Tales with Tim Harford cover image

Florence Nightingale and Her Geeks Declare War on Death

Cautionary Tales with Tim Harford

CHAPTER

Florence Nightingale's Rose Diagram

Florence Nightingale's diagram divides the data into two halves. Life expectancy strikingly improved in the second half of the 19th century. The sanitary and revolution deserves much of the credit for this. But that's why it's so shocking to see the data from the rose diagram replotted as a bar chart. When you do that, the stark before and after story is lost.

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