Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading task

IntroductionStudies with heritage language speakers (HLS) have often used offline measurements, investigating the post-interpretive effects which emerge after processing has been completed. Relatively few studies have investigated heritage language processing using time-sensitive methods that allow...

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Main Authors: Suzan D. Tokaç-Scheffer, Seçkin Arslan, Lyndsey Nickels
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-09-01
Series:Frontiers in Communication
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fcomm.2023.1070510/full
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author Suzan D. Tokaç-Scheffer
Suzan D. Tokaç-Scheffer
Suzan D. Tokaç-Scheffer
Seçkin Arslan
Lyndsey Nickels
author_facet Suzan D. Tokaç-Scheffer
Suzan D. Tokaç-Scheffer
Suzan D. Tokaç-Scheffer
Seçkin Arslan
Lyndsey Nickels
author_sort Suzan D. Tokaç-Scheffer
collection DOAJ
description IntroductionStudies with heritage language speakers (HLS) have often used offline measurements, investigating the post-interpretive effects which emerge after processing has been completed. Relatively few studies have investigated heritage language processing using time-sensitive methods that allow the collection of evidence regarding real-time language processing rather than post-interpretive judgments. Using a self-paced-reading paradigm, we aimed to expand our understanding of HLS language processing by investigating evidentiality-the linguistic marking of information source, which is grammatically expressed in Turkish, but not in English.MethodParticipants were 54 bilingual speakers of Turkish and English: 24 HLS (English onset: 0-5 yrs) and 30 emigrant Turkish speakers (ES) who grew up in Turkey before emigrating to Australia (English onset = 6-17 yrs). Participants read sentences with evidential-marked verb forms that either matched or mismatched to the information source context. Word-by-word reading times and end-of-sentence acceptability judgment speed and accuracy were measured.ResultsThe results showed that although the HLS' responses were slower and less accurate than the ES in both reading times and end-of-sentence acceptability judgments, they showed similarities in online processing patterns. Both groups were faster at reading the mismatching sentences compared to the matching sentences; however, this pattern emerged during the time course of reading first for the indirect condition for the ES, and only later for the direct condition and for the HLS for both evidential conditions. Only HLS read faster in the target region with the direct evidential that is shown to be acquired earlier in childhood, than they did for the indirect evidential which is mastered later. In contrast, the end-of-sentence judgment data showed that while the ES group responded faster to matching direct sentences than matching indirect, this effect was missing for the HLS. Nevertheless, there were similar patterns for accuracy across evidential conditions: both groups were more accurate with the direct evidential.DiscussionOverall, the use of the self-paced-reading paradigm allowed insights into HLS' evidentiality processing above and beyond their generally slower and less accurate processing compared to the reference group. This study provides further evidence for differences in the patterns observed using online vs. post interpretive measures in HLS, reinforcing the importance of combining these methodologies for further understanding of HLS competence and performance.
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spelling doaj.art-f7e909b8512e47c4b58563a1e14e49472023-09-22T16:42:51ZengFrontiers Media S.A.Frontiers in Communication2297-900X2023-09-01810.3389/fcomm.2023.10705101070510Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading taskSuzan D. Tokaç-Scheffer0Suzan D. Tokaç-Scheffer1Suzan D. Tokaç-Scheffer2Seçkin Arslan3Lyndsey Nickels4International Doctorate for Experimental Approaches to Language and Brain (IDEALAB), University of Groningen, Netherlands/University of Newcastle, United Kingdom/University of Potsdam, Germany and Macquarie University, Sydney, NSW, AustraliaCenter for Language and Cognition Groningen (CLCG), University of Groningen, Groningen, NetherlandsSchool of Psychological Sciences, Macquarie University, Sydney, NSW, AustraliaUniversité Côte d'Azur & CNRS, Nice, FranceSchool of Psychological Sciences, Macquarie University, Sydney, NSW, AustraliaIntroductionStudies with heritage language speakers (HLS) have often used offline measurements, investigating the post-interpretive effects which emerge after processing has been completed. Relatively few studies have investigated heritage language processing using time-sensitive methods that allow the collection of evidence regarding real-time language processing rather than post-interpretive judgments. Using a self-paced-reading paradigm, we aimed to expand our understanding of HLS language processing by investigating evidentiality-the linguistic marking of information source, which is grammatically expressed in Turkish, but not in English.MethodParticipants were 54 bilingual speakers of Turkish and English: 24 HLS (English onset: 0-5 yrs) and 30 emigrant Turkish speakers (ES) who grew up in Turkey before emigrating to Australia (English onset = 6-17 yrs). Participants read sentences with evidential-marked verb forms that either matched or mismatched to the information source context. Word-by-word reading times and end-of-sentence acceptability judgment speed and accuracy were measured.ResultsThe results showed that although the HLS' responses were slower and less accurate than the ES in both reading times and end-of-sentence acceptability judgments, they showed similarities in online processing patterns. Both groups were faster at reading the mismatching sentences compared to the matching sentences; however, this pattern emerged during the time course of reading first for the indirect condition for the ES, and only later for the direct condition and for the HLS for both evidential conditions. Only HLS read faster in the target region with the direct evidential that is shown to be acquired earlier in childhood, than they did for the indirect evidential which is mastered later. In contrast, the end-of-sentence judgment data showed that while the ES group responded faster to matching direct sentences than matching indirect, this effect was missing for the HLS. Nevertheless, there were similar patterns for accuracy across evidential conditions: both groups were more accurate with the direct evidential.DiscussionOverall, the use of the self-paced-reading paradigm allowed insights into HLS' evidentiality processing above and beyond their generally slower and less accurate processing compared to the reference group. This study provides further evidence for differences in the patterns observed using online vs. post interpretive measures in HLS, reinforcing the importance of combining these methodologies for further understanding of HLS competence and performance.https://www.frontiersin.org/articles/10.3389/fcomm.2023.1070510/fullheritage language speakersevidentialityTurkishsentence comprehensionTurkish-English bilingualsself-paced reading (SPR)
spellingShingle Suzan D. Tokaç-Scheffer
Suzan D. Tokaç-Scheffer
Suzan D. Tokaç-Scheffer
Seçkin Arslan
Lyndsey Nickels
Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading task
Frontiers in Communication
heritage language speakers
evidentiality
Turkish
sentence comprehension
Turkish-English bilinguals
self-paced reading (SPR)
title Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading task
title_full Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading task
title_fullStr Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading task
title_full_unstemmed Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading task
title_short Insights into the time course of evidentiality processing in Turkish heritage speakers using a self-paced reading task
title_sort insights into the time course of evidentiality processing in turkish heritage speakers using a self paced reading task
topic heritage language speakers
evidentiality
Turkish
sentence comprehension
Turkish-English bilinguals
self-paced reading (SPR)
url https://www.frontiersin.org/articles/10.3389/fcomm.2023.1070510/full
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