American people of English descent Create Talk0 Category page This page needs content. You can help by adding a sentence or a photo! Add to this page! “Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Peter Ladefoged Pages in category "American people of English descent" This category contains only the following page. P Peter Ladefoged Retrieved from "http://psychology.wikia.com/wiki/Category:American_people_of_English_descent"