This concept was first deduced after an experiment requiring students to perform tasks and then lie about them for money, as 
This concept was first deduced after an experiment requiring students to perform tasks and then lie about them for money, as students paid one dollar exhibited stronger attitude changes than students paid twenty dollars. Originally defined as a negative drive state, it is commonly used to explain why people keep smoking even when they know it is harmful. First proposed by Leon Festinger, for ten points, identify this theory which states that attitude change arises from inconsistencies between two cognitions.
This concept was first deduced after an experiment requiring students to perform tasks and then lie about them for money, as students paid one dollar exhibited stronger attitude changes than students paid twenty dollars.
{Cognitive dissonance}