Wigner's friend is a thought experiment proposed by the physicist Eugene Wigner; it is an extension of the Schrödinger's cat experiment designed as a point of departure for discussing the Quantum mind/body problem.
Read more about Wigner's Friend: The Thought Experiment, Consciousness and Measurement, Consciousness and Superposition, Sources
Famous quotes containing the word friend:
“I can sit up half the night
With some friend that has the wit
Not to allow his looks to tell
When I am unintelligible.
Fifteen apparitions have I seen;
The worst a coat upon a coat-hanger.”
—William Butler Yeats (1865–1939)