German sociologist, philosopher, and political economist (1864-1920).

Born April 21st, 1864 in Erfurt. ^[ref]

Died June 14th, 1920 at 56 years old in Munich (pneumonia, 1918-1920 flu pandemic). ^[ref]

Max Planck

Born April 23rd, 1858 in Kiel.

Died December 4th, 1947 at 89 years old

Martin Heidegger

Born September 26th, 1889 in Messkirch.

Died May 26th, 1976 at 86 years old

Karl Popper

Born July 28th, 1902 in Vienna.

Died September 17th, 1994 at 92 years old

Émile Durkheim

Born April 15th, 1858 in Épinal.

Died November 15th, 1917 at 59 years old

Wilhelm Reich

Born March 24th, 1897 in Dobrianychi.

Died November 3rd, 1957 at 60 years old