scholarly journals An evolutionary approach to sign language emergence: From state to process

2017 ◽  
Vol 40 ◽  
Author(s):  
Yasamin Motamedi ◽  
Marieke Schouwstra ◽  
Simon Kirby

AbstractUnderstanding the relationship between gesture, sign, and speech offers a valuable tool for investigating how language emerges from a nonlinguistic state. We propose that the focus on linguistic status is problematic, and a shift to focus on the processes that shape these systems serves to explain the relationship between them and contributes to the central question of how language evolves.

1999 ◽  
Vol 2 (2) ◽  
pp. 187-215 ◽  
Author(s):  
Wendy Sandler

In natural communication, the medium through which language is transmitted plays an important and systematic role. Sentences are broken up rhythmically into chunks; certain elements receive special stress; and, in spoken language, intonational tunes are superimposed onto these chunks in particular ways — all resulting in an intricate system of prosody. Investigations of prosody in Israeli Sign Language demonstrate that sign languages have comparable prosodic systems to those of spoken languages, although the phonetic medium is completely different. Evidence for the prosodic word and for the phonological phrase in ISL is examined here within the context of the relationship between the medium and the message. New evidence is offered to support the claim that facial expression in sign languages corresponds to intonation in spoken languages, and the term “superarticulation” is coined to describe this system in sign languages. Interesting formaldiffer ences between the intonationaltunes of spoken language and the “superarticulatory arrays” of sign language are shown to offer a new perspective on the relation between the phonetic basis of language, its phonological organization, and its communicative content.


1984 ◽  
Vol 246 (6) ◽  
pp. R884-R887
Author(s):  
N. Helm-Estabrooks

It is understood that damage to the left cerebral hemisphere in adulthood may result in syndromes of language disturbances called the aphasias. The study of these syndromes sheds light on normal language processes, the relationship between language behavior and the brain, and how best to treat aphasic individuals. Aphasia, for some, is a central communication disorder affecting all symbolic behavior in all modalities (i.e., speech, writing, and gesture). Difficulty producing symbolic gestures on command is called apraxia. Others view aphasia as a manifestation of a motor-sequencing disorder affecting all gestural systems including those required for speech movements. These divergent theories of the underlying nature of aphasia can be tested through examination of deaf individuals who use sign language before onset of aphasia. Poizner et al. [Am. J. Physiol. 246 (Regulatory Integrative Comp. Physiol. 15): R868-R883, 1984] studied three such patients with different aphasia syndromes: one patient had a nonsymbolic, motor-sequencing disorder; one had a gestural apraxia; and one had neither. These findings force the conclusion that neither the symbolic nor motor-sequencing theory of aphasia can account for the many varieties of that disorder.


2021 ◽  
Vol 7 (2) ◽  
pp. 156-171
Author(s):  
Ilaria Berteletti ◽  
SaraBeth J. Sullivan ◽  
Lucas Lancaster

With two simple experiments we investigate the overlooked influence of handshape similarity for processing numerical information conveyed on the hands. In most finger-counting sequences there is a tight relationship between the number of fingers raised and the numerical value represented. This creates a possible confound where numbers closer to each other are also represented by handshapes that are more similar. By using the American Sign Language (ASL) number signs we are able to dissociate between the two variables orthogonally. First, we test the effect of handshape similarity in a same/different judgment task in a group of hearing non-signers and then test the interference of handshape in a number judgment task in a group of native ASL signers. Our results show an effect of handshape similarity and its interaction with numerical value even in the group of native signers for whom these handshapes are linguistic symbols and not a learning tool for acquiring numerical concepts. Because prior studies have never considered handshape similarity, these results open new directions for understanding the relationship between finger-based counting, internal hand representations and numerical proficiency.


Author(s):  
Edit H. Kontra ◽  
Kata Csizér

Abstract The aim of this study is to point out the relationship between foreign language learning motivation and sign language use among hearing impaired Hungarians. In the article we concentrate on two main issues: first, to what extent hearing impaired people are motivated to learn foreign languages in a European context; second, to what extent sign language use in the classroom as well as outside school shapes their level of motivation. The participants in our research were 331 Deaf and hard of hearing people from all over Hungary. The instrument of data collection was a standardized questionnaire. Our results support the notion that sign language use helps foreign language learning. Based on the findings, we can conclude that there is indeed no justification for further neglecting the needs of Deaf and hard of hearing people as foreign language learners and that their claim for equal opportunities in language learning is substantiated.


2019 ◽  
Vol 11 (02) ◽  
pp. 208-234 ◽  
Author(s):  
ZED SEVCIKOVA SEHYR ◽  
KAREN EMMOREY

abstractIconicity is often defined as the resemblance between a form and a given meaning, while transparency is defined as the ability to infer a given meaning based on the form. This study examined the influence of knowledge of American Sign Language (ASL) on the perceived iconicity of signs and the relationship between iconicity, transparency (correctly guessed signs), ‘perceived transparency’ (transparency ratings of the guesses), and ‘semantic potential’ (the diversity (H index) of guesses). Experiment 1 compared iconicity ratings by deaf ASL signers and hearing non-signers for 991 signs from the ASL-LEX database. Signers and non-signers’ ratings were highly correlated; however, the groups provided different iconicity ratings for subclasses of signs: nouns vs. verbs, handling vs. entity, and one- vs. two-handed signs. In Experiment 2, non-signers guessed the meaning of 430 signs and rated them for how transparent their guessed meaning would be for others. Only 10% of guesses were correct. Iconicity ratings correlated with transparency (correct guesses), perceived transparency ratings, and semantic potential (H index). Further, some iconic signs were perceived as non-transparent and vice versa. The study demonstrates that linguistic knowledge mediates perceived iconicity distinctly from gesture and highlights critical distinctions between iconicity, transparency (perceived and objective), and semantic potential.


Gesture ◽  
2001 ◽  
Vol 1 (1) ◽  
pp. 51-72 ◽  
Author(s):  
Evelyn McClave

This paper presents evidence of non-manual gestures in American Sign Language (ASL). The types of gestures identified are identical to non-manual, spontaneous gestures used by hearing non-signers which suggests that the gestures co-occurring with ASL signs are borrowings from hearing culture. A comparison of direct quotes in ASL with spontaneous movements of hearing non-signers suggests a history of borrowing and eventual grammaticization in ASL of features previously thought to be unique to signed languages. The electronic edition of this article includes audio-visial data.


2020 ◽  
Vol 10 (2) ◽  
pp. 127-157
Author(s):  
Carla L. Hudson Kam ◽  
Oksana Tkachman

Abstract The iconic potential of sign languages suggests that the establishment of a conventionalized set of form-meaning pairings should be relatively easy. However, even an iconic form has to be interpreted correctly for it to conventionalize. In sign languages, spatial modulations are used to indicate real spatial relationships (locative) and grammatical relations. The former is a more-or-less direct representation of how things are situated with respect to each other. Grammatical space, in contrast, is more abstract. As such, the former would seem to be more interpretable than the latter, and so on the face of it, should be more likely to conventionalize in a new sign language. But in at least one emerging sign language the grammatical use of space is conventionalizing first. We argue that this is due to the grammatical use of space being easier to understand correctly, using data from four experiments investigating hearing non-signers interpretation of spatially modulated gestures.


2013 ◽  
Vol 63 (4) ◽  
pp. 627-639
Author(s):  
Tod Linafelt ◽  
Tod Linafelt ◽  
Andrew R. Davis

Abstract The adverb חנם occurs twice (1:9 and 2:3) in the prose narrative of the book of Job. Despite their close proximity, there is a tendency among translators and commentators to interpret the two occurrences differently. Against the consensus that understands חנם in 1:9 as indicating ends (“for no reason”) and in 2:3 as indicating origins (“without cause”), we argue that one can and should interpret חנם in both cases to mean “without effect.” In our reading of 2:3, then, God is saying to the Adversary “You incited me against him, to destroy him with no effect,” that is, with no achieved purpose. The first round of testing has failed to solve the central question driving the opening narrative—namely, the motivation for Job’s piety—and so has been judged by God to have been חנם, thus making another round of testing necessary.


1956 ◽  
Vol 46 (1-2) ◽  
pp. 37-45 ◽  
Author(s):  
F. W. Walbank

Few historical problems have produced more unprofitable discussion than that of Hannibal's pass over the Alps. But if there is still no clear answer, some headway had at least been made in defining the question—which is half the battle. Kahrstedt put the matter as succinctly as anyone. ‘Mit Topographie ist nicht zum Ziele zu kommen, weisse Felsen and tiefe Schluchten, Flusstäler und steile Abhänge gibt es uberall. Das Problem ist literarhistorisch, nicht topographisch.’ Hence a feeling of dismay at finding the question reopened without, apparently, any realization of what sort of question it is. For in fact Sir Gavin de Beer's forthright and attractive little book, despite its ingenious attempt to introduce new kinds of evidence, never comes to grips with the fundamental issue—the relationship between Polybius' account and Livy's. This central question is dismissed with a fatal facility : ‘each account complements and supplies what was missing from the other ‘(p. 33). If one is to get anywhere with this problem one must treat it more seriously than that; and it may therefore perhaps be worth while, yet again, to reconsider the evidence and to indicate the limits within which the answer is to be sought (without any guarantee that it will necessarily be found). Such a survey can offer none of the ‘certainties’ or the excitement to be found in Alps and Elephants; it will propose no novelties; and if it is not to become unreadable, it had better avoid all but the most obvious and necessary references to a fantastically inflated modern literature.


2014 ◽  
Vol 108 (3) ◽  
pp. 642-660 ◽  
Author(s):  
JEREMY FERWERDA ◽  
NICHOLAS L. MILLER

Do foreign occupiers face less resistance when they increase the level of native governing authority? Although this is a central question within the literature on foreign occupation and insurgency, it is difficult to answer because the relationship between resistance and political devolution is typically endogenous. To address this issue, we identify a natural experiment based on the locally arbitrary assignment of French municipalities into German or Vichy-governed zones during World War II. Using a regression discontinuity design, we conclude that devolving governing authority significantly lowered levels of resistance. We argue that this effect is driven by a process of political cooptation: domestic groups that were granted governing authority were less likely to engage in resistance activity, while violent resistance was heightened in regions dominated by groups excluded from the governing regime. This finding stands in contrast to work that primarily emphasizes structural factors or nationalist motivations for resistance.


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