1 The seminal work on cognitive dissonance is A Theory of Cognitive Dissonance by Leon Festinger, Row, Perterson & Company, 1957. A comprehensive review of the theory is Cognitive Dissonance: Progress on a Pivotal Theory in Social Psychology edited by Eddie Harmon-Jones and Judson Mills, American Psychological Association, 1999.

2 See, for example, “Cognitive Consequences of Forced Compliance” by Leon Festinger and James Carlsmith, Journal of Abnormal and Social Psychology, 1959, vol. 58, p. 203–210.

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