Oskar Pfungst died in 1933.
Oskar Pfungst was born in 1874.
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.
Horse
Oskar Kurganov died in 1997.
Oskar Braaten died in 1939.
Oskar Becker died in 1964.
Oskar Simon died in 1882.
Oskar Kellner died in 1911.
Oskar Mendelsohn died in 1993.
Oskar Joost died in 1941.
Oskar Goßler died in 1953.
Oskar Höcker died in 1894.