Austrian-british philosopher (1889–1951).

Born April 26th, 1889 in Neuwaldegg. ^[ref]

Died April 29th, 1951 at 62 years old in Cambridge (prostate cancer). ^[ref]

Martin Heidegger

Born September 26th, 1889 in Messkirch.

Died May 26th, 1976 at 86 years old

Bertrand Russell

Born May 18th, 1872 in Trellech.

Died February 2nd, 1970 at 97 years old

Kurt Gödel

Born April 28th, 1906 in Brno.

Died January 14th, 1978 at 71 years old

Jean Piaget

Born August 9th, 1896 in Neuchâtel.

Died September 16th, 1980 at 84 years old

Sigmund Freud

Born May 6th, 1856 in Příbor.

Died September 23rd, 1939 at 83 years old