The historically attested change of two-handed signs on the face to one-handed variants, which occurs in two historically related sign languages, French Sign Language and American Sign Language, is used to test variation theory. The results of the study support viewing languages in a dynamic framework. (AMH)

Recent research in sociolinguistics has demonstrated the need for looking at language in a dynamic framework, that is, for not imposing the traditional synchronic-diachronic dichotomy on linguistic studies. Support for the dynamic framework has been given from various oral languages. This paper attempts to test variation theory with historically…

Based on experimental research, examines the relationship between American Sign Language and French Sign Language, and sociolinguistic variation in both sign languages. (AM)

The study of pidgin and creole languages, usually emphasizing oral language codes, offers insights into language, especially as an observably dynamic phenomenon. However, channel is highly influential on the surface form of the language code. Pidgin sign language codes, not dependent on oral language codes, can serve as an ideal forum for the…