Effectiveness Create Classic editor Talk0 Category page This page needs content. You can help by adding a sentence or a photo. Add to this page!orSearch for "Effectiveness" “ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Therapeutic effect Pages in category "Effectiveness" This category contains only the following page. T Therapeutic effect Retrieved from "http://psychology.wikia.com/wiki/Category:Effectiveness"