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