title: Language by mouth and by hand.
authors.affiliation: Phonology and Reading Lab, Department of Psychology, Northeastern University Boston, MA, USA.
authors.forename: Iris
authors.initials: I
authors.lastname: Berent
authors.affiliation: Goldin-Meadow Laboratory, Department of Psychology, University of Chicago Chicago, IL, USA.
authors.forename: Susan
authors.initials: S
authors.lastname: Goldin-Meadow
keywords: emerging sign langauges; home signs; language evolution; lexical access; modality; rules; sign language; universal grammar