have been a failure, the operant program of research has been a success. Furthermore, operant psychology and cognitive psychology complement one another, each having its own domain within which it contributes something valuable to, but beyond the reach of, the other." See also Cartesianism Cognitivism (psychology) Dualism (philosophy of mind) Property dualism References Further reading See also the six responses to Burgos in volume 44 of Behavior & Philosophy. Cognitive psychology Philosophy of psychology Psychological theories