What is Cognitive Dissonance?

Cognitive dissonance occurs when a person experiences discomfort due to holding conflicting beliefs, attitudes, or behaviors. To reduce this discomfort, individuals often try to reconcile these inconsistencies, either by changing their beliefs, justifying their actions, or avoiding information that exacerbates the conflict. Leon Festinger Social psychologist Leon Festinger coined the term “cognitive dissonance” in the 1950s in …

"I am proposing that dissonance, that is, the existence of non-fitting relations among cognitions, is a motivating factor in its own right. By the term cognition, I mean any knowledge, opinion, or belief about the environment, about oneself, or about one's behavior. Cognitive dissonance can be seen as an antecedent condition that leads to activity oriented toward dissonance reduction, just as hunger leads to activity oriented toward hunger reduction." - Leon Festinger, A Theory of Cognitive Dissonance, 1957 | wasmormon.org
"I am proposing that dissonance, that is, the existence of non-fitting relations among cognitions, is a motivating factor in its own right. By the term cognition, I mean any knowledge, opinion, or belief about the environment, about oneself, or about one's behavior. Cognitive dissonance can be seen as an antecedent condition that leads to activity oriented toward dissonance reduction, just as hunger leads to activity oriented toward hunger reduction." - Leon Festinger, A Theory of Cognitive Dissonance, 1957
"The existance of dissonance, being psychologically uncomfortable, will motivate the person to try to reduce the dissonance and achieve consonance. When dissonance is present, in addition to trying to reduce it, the person will actively avoid situations and information which would likely increase the dissonance." - Leon Festinger, A Theory of Cognitive Dissonance, 1957 | wasmormon.org
"The existance of dissonance, being psychologically uncomfortable, will motivate the person to try to reduce the dissonance and achieve consonance. When dissonance is present, in addition to trying to reduce it, the person will actively avoid situations and information which would likely increase the dissonance." - Leon Festinger, A Theory of Cognitive Dissonance, 1957