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:
“Overcome the Empyrean; hurl
Heaven and Earth out of their places,
That in the same calamity
Brother and brother, friend and friend,
Family and family,
City and city may contend.”
—William Butler Yeats (1865–1939)