14
The Art of Uncertainty
David Spiegelhalter (Pelican (UK, out now); W. W. Norton (US, 4 March 2025))
I am not a twin, but I share a birthday with my sister, who is three years older than me. When I tell people, I normally get one of two reactions: either a lewd joke about how nine months earlier must have been a special date for our parents, or a “what are the chances?”
In my ignorance, I have always assumed it was simply…