Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Ricevere il Premium

Create a timeline

Public timelines

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

27 feb 1957 anni - Leon Festinger proposed his theory of ‘Cognitive Dissonance’ and later became an influence figure in Social Psychology

Aggiunto al nastro di tempo:

History of psychology

11 dic 2017

0

0

694

Data:

27 feb 1957 anni

Adesso

~ 68 years ago

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL