Fred Festinger was born on January 13, 1925, in USA.
Fred Festinger died on April 25, 2011, in Porter Ranch, California, USA.
Leon Festinger was born on 1919-05-08.
Leon Festinger died on 1989-02-11.
You say "Las obras de Leon Festinger".
Leon Festinger is credited with developing the theory of cognitive dissonance in the 1950s. This theory suggests that individuals experience discomfort when their beliefs or attitudes are inconsistent, leading them to seek ways to reduce this cognitive dissonance.
According to his "Fred Video's" Fred was born in a bar.
Fred Hollands was born in 1870.
Fred Christ was born in 1930.
Fred Jones is 32 years old (birthdate: March 11, 1979).
Fred Small was born in 1952.
Fred Woods was born in 1956.
John Fred was born on May 8, 1941.