births

Christian von Ehrenfels, Austrian philosopher (died 1932)

Christian von Ehrenfels

Austrian philosopher (1859–1932)

Christian von Ehrenfels was an Austrian philosopher, and is known as one of the founders and precursors of Gestalt psychology.
Source: Wikipedia (CC BY-SA)

June 20

Day of the year

June 20 is the 171st day of the year in the Gregorian calendar; 194 days remain until the end of the year.
Source: Wikipedia (CC BY-SA)