YouTube video on cognitive dissonance

Ever get that unsettling feeling that your actions don't follow on from your thinking or beliefs? This is called Cognitive Dissonance and is described in this video.

https://www.youtube.com/watch?v=-PvH8XyM3aw

References:

Festinger, L., & Carlsmith, J. M. (1959). Cognitive consequences of forced compliance. The journal of abnormal and social psychology, 58(2), 203.