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…

Factors influencing native and nonnative signers' syntactic judgment ability in American Sign Language (ASL) were explored for 421 deaf students aged 7;6-18;5. Predictors for syntactic knowledge were chronological age, age of entering a school for the deaf, gender, and additional learning disabilities. Mixed-effects linear modeling analysis…

The Effects of the Language for Learning curriculum (Engelmann & Osborne, 1999) on through-the-air (i.e., signed and/or spoken) English skills for students who are deaf or hard of hearing (DHH) were examined by means of a single-subject, concurrent-multiple-probes-across-participants design. Four 11-year-old participants varied in auditory…