title: Moral progress, mental retardation, and the death penalty.
authors.forename: Amy
authors.initials: A
authors.lastname: Farber
authors.forename: Michael
authors.initials: M
authors.lastname: Nurok
mesh_terms: D032761:Animal Experimentation; D002203:Capital Punishment; D028661:Complicity; D004992:Ethics, Medical; D006806:Human Rights; D006801:Humans; D008607:Intellectual Disability; D010819:Physician's Role; D012108:Research Personnel; D013019:South Africa; D014481:United States