Principles 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 "Principles" “ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Principle of Bivalence “Assessment| Biopsychology| Comparative| Cognitive| Developmental| Language| Individual... First principles “ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Humanitarian principles Pages in category "Principles" The following 3 pages are in this category, out of 3 total. F First principlesH Humanitarian principlesP Principle of Bivalence Retrieved from "http://psychology.wikia.com/wiki/Category:Principles"