Alex Bellos, author of Alex’s Adventures in Numberland and The Guardian’s maths blog, explains how he came to research what was the world’s favourite number and considers why it should be so.
Alex, who writes from time to time for Cosmos magazine, was speaking as part of the 5X15 talks program which features five speakers who talk for 15 minutes each.
Originally published by Cosmos as What’s the world’s favourite number?
Bill Condie is a science journalist based in Adelaide, Australia.
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