PSYCH 270 Lecture Notes - Lecture 20: Randomized Controlled Trial, Hans Eysenck, Spontaneous Remission
Document Summary
Many people"s symptoms improve without any treatment at all. Hans eysenck (1952) famously argued that therapy was not effective. He wrote a paper with data suggesting a higher percentage of people improve with the passing of time than they do in therapy. His conclusions and methods were wrong, but his claims spurred therapies and research to improve in the 1970s. Changes for healing produced by treatments that have no active ingredients -- treatments that are powerless. This is simply because they expect to get better. The aspects of treatment that cause desired changes in the targeted problem or symptom. An experience is manipulated b/w groups of people in a highly controlled environment. The manipulation is assigned randomly to different participants. Everything is kept the same between conditions. An experiment testing a treatment against an alternative option. Clients are randomized to the treatment or alternative group. Everything is kept the same b/w groups.
