How to Make the World Add Up
by Tim Harford
Ten rules for thinking about numbers: notice your feelings, get the back story, ask what is missing, be curious. The UK edition of The Data Detective.
Read it if…
you want statistical literacy without math anxiety.
See the book →
Skip it if…
you own The Data Detective; same book.
Try instead: The Big Questions →
Three things you will actually use
- Feelings first, then facts.
- Ask what is being counted.
- Stay curious.
Do this first
Read the rule on noticing your emotional reaction.
Our verdict
Harford's ten rules.
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