Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
Edward Thorndike was an American psychologist who proposed the law of effect, stating that behaviors followed by satisfying consequences become more likely to occur in the future, and those followed by unsatisfying consequences become less likely.
The principle that behaviors are selected by their consequences; behavior having good outcomes tends to be repeated, while behavior having bad outcomes tends not to be repeated.