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Full-Text Articles in Arts and Humanities
Second Language Acquisition Of American Sign Language Influences Co-Speech Gesture Production, Jill Weisberg, Shannon Casey, Zed Sevcikova Sehyr, Karen Emmorey
Second Language Acquisition Of American Sign Language Influences Co-Speech Gesture Production, Jill Weisberg, Shannon Casey, Zed Sevcikova Sehyr, Karen Emmorey
Communication Sciences and Disorders Faculty Articles and Research
Previous work indicates that 1) adults with native sign language experience produce more manual co-speech gestures than monolingual non-signers, and 2) one year of ASL instruction increases gesture production in adults, but not enough to differentiate them from non-signers. To elucidate these effects, we asked early ASL–English bilinguals, fluent late second language (L2) signers (≥ 10 years of experience signing), and monolingual non-signers to retell a story depicted in cartoon clips to a monolingual partner. Early and L2 signers produced manual gestures at higher rates compared to non-signers, particularly iconic gestures, and used a greater variety of handshapes. These results …