B. f. skinner's work elaborated what e. l. thorndike had calledshapingconditioned reinforcementthe law of effectresistance to extinction

Edward Thorndike ´s Law of Effect states that there is a relationship between behaviour and its consequences. Behaviour becomes predictable  based on the effect  it has  as it produces  posive or negative consequences.

B.F. Skinner's work elaborated on E.L. Thorndike´s  Law of Effect .He developed a theory of learning  named  operant conditioning: learning in which behavior takes place if followed by reinforcement and is weakened if followed by punishment.

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