Oskar Pfungst practiced the Expectancy Theory. He is most famous for proving horse, Clever Hans, was not actually counting but rather reacting to the human body language.
Oskar Pfungst died in 1933.
Oskar Pfungst was born in 1874.
Horse
what is able man theory
Oskar Anweiler is a German author known for his works on social history and political theory. Some of his notable books include "Workers and Soldiers: National Socialism and the Soviet idea" and "The Utopian Alternative: Fourierism in Nineteenth-Century France."
Oskar Freitag's birth name is Oskar Fischer.
Oskar Matulla has written: 'Oskar Matulla 1975'
Oskar Sima's birth name is Oskar Michael Sima.
Oskar Alyhr's birth name is Karl Oskar Alyhr.
Oskar Merikanto's birth name is Frans Oskar Merikanto.
Oskar Messter's birth name is Oskar Eduard Messter.
Oskar Fischinger's birth name is Wilhelm Oskar Fischinger.