Project Sherlock

Paper

1959

Cognitive Consequences of Forced Compliance

Leon Festinger & James M. Carlsmith

Participants paid a trivial $1 to lie about a boring task came to believe the lie more than those paid $20, because a weak external justification forces the mind to supply an internal one.

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Assumes
enough statistics to read a mean and a t-test; the design is simple and the paper is short
FreeIntermediate8 pageslink checked 17 Sept 2026

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Works in the library that name this one as a prerequisite.

Filed under Social Psychology in Psychology.