Recent research has shown that a distinct variety of American Sign Language, known as Black ASL, developed in the segregated schools for deaf African Americans in the US South during the pre-civil rights era. Research has also shown that in some respects Black ASL is closer than most white varieties to the standard taught in ASL classes and found…

This article examines the diversity of sign language varieties used in Lima, Peru. The majority of the analysis is based on lexicostatistics, using data collected in 2014 to compare nine signers and to determine foreign influences. This technique is used to better understand the linguistic situation without the need for a large corpus of data. Two…

This article argues for the necessity of phonetic analysis in signed language linguistics and presents a case study of one analytical system being used in a preliminary attempt to identify natural classes and investigate variation in ASL handshapes. Robbin Battison (1978) first described what is now a widely accepted list of basic handshapes,…

Offers a preliminary examination of several sign language varieties in use in Costa Rica and attempts to explain the relationship among these varieties. Based on comparative lexical data, it is postulated that at least four distinct sign languages exist in Costa Rica. Implications for future research are also discussed. (eight references) (JL)