How to Read Numbers

A guide to statistics in the news
(and knowing when to trust them)

A short, practical guide to the tools you need to understand the numbers we read in the news every day — and how we often get them wrong.

Buy the book Weidenfeld & Nicolson · First published 2021
How to Read Numbers, by Tom Chivers and David Chivers: the red paperback cover

Praise for the book

“A charming, practical and insightful guide. You might not even notice how much you're learning — you'll be too busy having fun.”

Tim HarfordAuthor of How to Make the World Add Up

“Reading this book is strongly correlated with not looking stupid. Highly recommended.”

Helen LewisAuthor of Difficult Women

“Wonderfully written — incredibly readable. It should be made compulsory reading for everyone before they leave school.”

Evan DavisJournalist and broadcaster

“An erudite, enlightening guide to the numbers we read in the news — and why they are so often wrong.”

Martin ChiltonThe Independent

About the authors

Tom Chivers

Tom is a science writer and author. He won the Royal Statistical Society’s Statistical Excellence in Journalism award in 2018 and 2020, and was named science writer of the year by the Association of British Science Writers in 2021.

His first book, originally published as The AI Does Not Hate You and later as The Rationalist’s Guide to the Galaxy, was one of The Times’ science books of the year in 2019.

David Chivers

David is an Associate Professor of Economics at Durham University. Before joining Durham, he lectured at the University of Oxford and completed his PhD at the University of Manchester.

His research looks at inequality, growth and development. Read David’s research papers.