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EMPIRICAL STUDY

The Role of Inhibitory Control in Second Language Phonological Processing

Isabelle Darcy

Corresponding Author

E-mail address: idarcy@indiana.edu

Indiana University

Correspondence concerning this article should be addressed to Isabelle Darcy, Department of Second Language Studies, Indiana University, Memorial Hall 301, 1021 E. Third St., Bloomington, IN 47405. E‐mail:

idarcy@indiana.edu

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First published: 01 February 2016
Cited by: 8

This research would not have been possible without the help of many people. We are indebted to Shiri Lev Ari and Sharon Peperkamp (LSCP, Paris) for sharing the E‐prime script of the inhibition task with us. We also thank the speakers who recorded the stimuli: Paola Rodrigues, Tanya Flores, Diana Arroyo, Ana Fernandez, Maggie Peters, and Fiona Pannett. We thank Amanda Rabideau (University of Utah), Elena Safronova (Universitat de Barcelona), and Eva Cerviño‐Povedano (Universitat de Barcelona) for help with testing and data processing in Bloomington and Barcelona. For their decisive help in making the testing in Seville possible, we thank Marina Barrio Parra and M. Heliodora Cuenca Villarín, as well as Ron Roosevelt (Universidad de Sevilla). For their institutional, financial, and logistical support, we are indebted to Carmen Muñoz (Universitat de Barcelona) and Kathleen Bardovi‐Harlig (Indiana University, Bloomington). We also thank Stephanie Dickinson from the Indiana University Statistical Consulting Center for her help with statistical analyses. For stimulating discussions, we thank the members of the Second Language Psycholinguistics Laboratory (Indiana University, Bloomington), especially Ryan Lidster and Jeffrey Holliday, and the audience at New Sounds 2013 in Montréal. We also thank Pavel Trofimovich and the Language Learning editorial team and three anonymous reviewers for their excellent suggestions. We further acknowledge grant support: Grant‐in‐Aid, Indiana University Bloomington; Grants FFI2013‐47616‐P (Ministerio de Economía y Competitividad) and 2014SGR1089 (Generalitat de Catalunya). 

Abstract

This study investigated the role of inhibition in second language (L2) learners’ phonological processing. Participants were Spanish learners of L2 English and American learners of L2 Spanish. We measured inhibition through a retrieval‐induced inhibition task. Accuracy of phonological representations (perception and production) was assessed through a speeded ABX categorization task and a delayed sentence repetition task. We used a measure of L2 vocabulary size to tease out L2 proficiency effects. Higher inhibitory control was related to lower error rate in segmental perception. Inhibition was also related to consonant but not to vowel production accuracy. These results suggest a potential role for inhibition in L2 phonological acquisition, with inhibition enhancing the processing of phonologically relevant acoustic information in the L2 input, which in turn might lead to more accurate L2 phonological representations.

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Number of times cited: 8

  • , The role of aptitude in second language segmental learning: The case of Japanese learners’ English /ɹ/ pronunciation attainment in classroom settings, Applied Psycholinguistics, 10.1017/S0142716418000528, 40, 1, (183-204), (2018).
  • , Advanced Second Language Segmental and Suprasegmental Acquisition, The Handbook of Advanced Proficiency in Second Language Acquisition, (282-303), (2018).
  • , Differential effects of SA and intensive AH courses on teenagers' L2 pronunciation, International Journal of Applied Linguistics, 27, 2, (470-490), (2016).
  • , A Longitudinal Investigation of the Relationship between Motivation and Late Second Language Speech Learning in Classroom Settings, Language and Speech, 10.1177/0023830916687793, 60, 4, (614-632), (2017).
  • , Executive control and phonological processing in language acquisition, Cognitive Individual Differences in Second Language Processing and Acquisition, 10.1075/bpa.3.12dar, (249-277), (2016).
  • , Explicit and implicit aptitude effects on second language speech learning: Scrutinizing segmental and suprasegmental sensitivity and performance via behavioural and neurophysiological measures, Bilingualism: Language and Cognition, 10.1017/S1366728918000895, (1-18), (2018).
  • , On the Role of Cognitive Abilities in Second Language Vowel Learning, Language and Speech, 10.1177/0023830918764517, (002383091876451), (2018).
  • , Impact of language dominance on phonetic transfer in Cantonese–English bilingual language switching, Applied Psycholinguistics, 10.1017/S0142716418000449, (1-30), (2018).