title: From hand to mouth: Some critical stages in the evolution of language creator: Steklis, Horst Dieter creator: Harnad, Stevan subject: Evolution subject: Cognitive Psychology subject: Evolutionary Psychology subject: Historical Linguistics description: A theory of the evolution of lanaguage, beginning with bipedalism and lateralization, through instrumental and iconic gesture, to arcbitrary symbols, propositions and speech. The "translatability thesis" is also introduced, to the effect that all languages are intertranslatable (hence all can express any and every proposition). publisher: Annals of the New York Academy of Sciences 280 contributor: Harnad, Stevan contributor: Steklis, Horst Dieter contributor: Lancaster, Jane B. date: 1976 type: Book Chapter type: NonPeerReviewed format: text/html identifier: http://cogprints.org/866/1/harnad76.hand.html identifier: Steklis, Horst Dieter and Harnad, Stevan (1976) From hand to mouth: Some critical stages in the evolution of language. [Book Chapter] relation: http://cogprints.org/866/