In 2022, the Nobel Prize in Physics was awarded to Alain Aspect, John Clauser, and Anton Zeilinger for work on Bell inequalities and the experimental validation of Bell’s theorem.
Theoretical physicists live in a classical world, looking out into a quantum-mechanical world. John Stewart Bell
John Stewart Bell (Wikipedia) John Stewart Bell FRS (28 July 1928 – 1 October 1990) was a physicist from Northern Ireland and the originator of Bell’s theorem, an important theorem in quantum physics regarding hidden-variable theories.