In his theory of language, Ayer proposed the verification principle, which states that in order for an utterance to be meaningful, it must be empiricaly verifiable.
A. J. Ayer was known as “Freddie” to his friends, who included a number of famous individuals including Bertrand Russell and George Orwell.
Name: Alfred Jules Ayer
Born: October 29, 1910
Died: June 27, 1989