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Lecture 14

PSYC 231 Lecture Notes - Lecture 14: Cognitive Dissonance


Department
Psychology
Course Code
PSYC 231
Professor
stinson
Lecture
14

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2. Cognitive Dissonance Theory
Explains many facets of human behavior
o When attitudes will predict changes in behavior
o When behavior will predict changes in attitudes
The tension that arises when one is simultaneously aware of two
conflicting cognitions
o Feels uncomfortable (like the sound of two dissonant music notes
together)
o We are motivated to change something in order to make that
feeling go away
o Can use any method (easiest available)
o Often easier to change attitudes and cognition THAN behavior
Change = (Cognition > Behavior)
3. Self-perception theory
Read on text!!!
EXTERNAL JUSTIFICATIONS
o Explanation for counter attitudinal behavior that lies outside the individual
Large reward
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