The impossibility of being known

A model relationship: Anne-Marie Duff and Kenneth Cranham

Like Copenhagen Michael Frayn’s 1990s blockbuster, Heisenberg: the Uncertainty Principle is a play that takes as its muse a notion at the heart of quantum physics: that it is impossible to know both the exact position and momentum of a particle at once.  Where Frayn imagined physicists’ rarefied debates, playwright Simon Stephens uses the idea to probe the messy world of relationships.  Read more