Having people predict whether they will perform a socially normative behavior increases their probability of performing that target action. Recent empirical evidence supports a dissonance-based theoretical explanation for this self-prophecy effect. While the effect is robust, few boundary...

Does asking people about their future behavior increase or decrease the likelihood that they will repeat their past behavior? In two laboratory and two field experiments, we find that behavior prediction strengthens behavior repetition, making people more likely to do what they normally do, when...