Professor Enlli Thomas

Publications

(i) Refereed journal articles

Owen, C. M. & Thomas, E. M. (to be submitted 31 January 2018). Exploring the use of error analysis to identify markers of literacy difficulties in Welsh-English bilinguals’ written texts. Language and Education: Special Issue.

Binks, H. L. & Thomas, E. M. (under review). Long-term outcomes for bilinguals in minority language contexts: Welsh-English teenagers’ performance on measures of grammatical gender and plural morphology in Welsh. Applied Psycholinguistics.

Clare, L., Toms, G., Thomas, E., Hindle, J., Woods, R. (2017). Gweld y Gair: Standardisation and clinical application of a Welsh language measure for estimation of premorbid intellectual functioning. Psychology of Older People: The FPOP Bulletin, 139.

Gathercole, V., Perez-Tattam, R., Stadthagen-Gonzalez, H., Laporte, N., Thomas, E. M. (2017). WHODUNNIT?: Language interaction in identification of sentential subjects in Wales and Patagonia. International Journal of Bilingual Education and Bilingualism. https://doi.org/10.1080/13670050.2017.1322550

Williams, N. and Thomas, E. (2017). Exploring minority language input sources as means of supporting the early development of L2 vocabulary and grammar. Applied Psycholinguistics, http://dx.doi.org/10.1017/S0142716416000473. ISSN 1469-1817.

Young, N. E., Rhys, M. & Kennedy, I. & Thomas, E. M. (2017). The linguistic, cognitive, and emotional consequences of minority Language bilingualism. In F. Lauchlan & MC Parafita Couto (Eds.), Bilingualism and Minority Languages: Current trends and developments, pp. 120-140. Cambridge Scholar Publications.

Binks, H. & Thomas, E. M. (2016). Effaith amlder Iaith yn y cartref ar wybodaeth oedolion o’r system o greu enwau lluosog yn y Gymraeg. Gwerddon 22, 31-46.

Gathercole, V. C. Mueller., Thomas, E. M., Viñas Guasch, N., Kennedy, I. A., Cynog Pry, C., Young, N. E., Roberts, E. J., Hughes, E. K., & Jones, L. (2016). Teasing apart factors influencing executive function performance in bilinguals and monolinguals at different ages. Linguistic Approaches to Bilingualism 6 (5). DOI: 10.1075/lab.15051.gat

Young, N. E., Thomas, E. M., Rhys, M.n & Kennedy, I. (in press). The linguistic, cognitive, and emotional consequences of minority Language bilingualism. Submitted to F. Lauchlan & MC Parafita Couto (Eds.), Bilingualism and Minority Languages: Current trends and developments. Cambridge Scholar Publications.

Clare, L., Whitaker, C.J., Craik, F.I., Bialystok, E., Martyr, A., Martin-Forbes, P.A., Bastable, A.J., Pye, K.L., Quinn, C., Thomas, E.M., Gathercole, V.C.M., & Hindle, J.V. (2016). Bilingualism, executive control, and age at diagnosis among people with early-stage Alzheimer's disease in Wales. Journal of Neuropsychology, 10, 163-185. doi: 10.1111/jnp.12061

Clare, L., Whitaker, C. J., Martyr, A., Martin-Forbes, P. A., Bastable, A. J. M., Pye, K. L., Catherine Quinn, C., Thomas, E. M., V. C., Mueller Gathercole & Hindle, J. V. (2016) Executive control in older Welsh monolinguals and bilinguals. Journal of Cognitive Psychology, 28:4, 412-426, DOI: 10.1080/20445911.2016.1148041

Hindle, J.V. and Martin-Forbes, P.A., Bastable, A.J.M., Pye, K.L., Martyr, A., Whitaker, C.J., Craik, F.I.M., Bialystok, E., Thomas, E.M., Mueller Gathercole, V.C. & Clare, L. (2015). Cognitive Reserve in Parkinson’s Disease: The Effects of Welsh-English Bilingualism on Executive Function. Parkinson's Disease, pp. 1-10. DOI: 10.1155/2015/943572.

Gathercole, V.C. M., Kennedy, I. A., & Thomas, E. M. (2015). Socioeconomic level and bilinguals’ performance on language and cognitive measures. Bilingualism: Language and Cognition, pp. 1-20, DOI: 10.1017/S1366728915000504.

Hindle, J. V., Whitaker, C. J., Martin-Forbes, P. A., Bastable, A. J. M., Pye, K. L., Martyr, A., Gathercole, V. C. M., Thomas, E. M., Bialystok, E., Craik, F. I. M., & Clare, L. (2015). Cognitive Reserve in Parkinson’s Disease: Effects of Welsh-English Bilingualism on Executive Function. Parkinson’s Disease. DOI: 10.1155/2015/943572.

Clare, L., Whitaker, C.J., Craik, F. I. M., Bialystok, E., Martyr, A., Martin‐Forbes, P. A., Bastable. A. J. M., Pye, K. L., Quinn, C.,Thomas, E. M., Gathercole, V. C. M., & Hindle, J. V. (2014). Bilingualism, executive control, and age at diagnosis among people with early‐stage Alzheimer's disease in Wales. Journal of Neuropsychology. DOI: 10.1111/jnp.12061.

Thomas, E. M., Williams, N., Jones, Ll. A., Davies, S., & Binks, H. (2014). Acquiring complex structures under minority language conditions: bilingual acquisition of plural morphology in Welsh. Bilingualism: Language and Cognition, 17 (3), 478-494.

Gathercole, V. C. M., Thomas, E. M., Kennedy, I., Prys, C., Young, N., Viñas Guasch, N., Roberts, E. J., Hughes, E. K., & Jones, L. (2014). Does language dominance affect cognitive performance in Bilinguals? Lifespan evidence from preschoolers through older adults on Card Sorting, Simon, and Metalinguistic Tasks. Special issue of Frontiers in Psychology on the Development of Executive Function in Children. Frontiers in Psychology: Developmental Psychology, 5, article 11.

Williams, N. & Thomas, E. M. (in preparation). Acquiring lexical and morphosyntactic knowledge in a minority language: the role of minority language television as a source of early language input. To be submitted to Applied Psycholinguistics.

Thomas, E. M., Apolloni, D., & Lewis, W. G. (2014). The learner’s voice: exploring bilingual children’s selective language use and perceptions of minority language competence. Language and Education.  DOI: 10.1080/09500782.2013.870195

Thomas, E. M., Williams, N., Jones, Ll. A., Davies, S., & Binks, H. (2013). Acquiring complex structures under minority language conditions: bilingual acquisition of plural morphology in Welsh. Bilingualism: Language and Cognition. DOI:10.1017/S1366728913000497

Rhys, M. & Thomas, E. M. (2013). Bilingual Welsh-English children’s acquisition of vocabulary and reading: implications for bilingual education. International Journal of Bilingual Education and Bilingualism, 16 (6), 633-656.

Gathercole, V. C. Mueller, Thomas, E. M., Kennedy, I., Prys, C., Young, N., Viñas Guasch, N., Roberts, E. J., Hughes, E. K., & Jones, L.  (in press).  Does language dominance affect cognitive performance in Bilinguals? Lifespan evidence from preschoolers through older adults on Card Sorting, Simon, and Metalinguistic Tasks.  Special issue of Frontiers in Psychology on the Development of Executive Function in Children.

Thomas, E. M., & Mennen, I. (in press/2014).Introduction: Advances in the Study of Bilingualism. In E. M. Thomas and I. Mennen (Eds.) Advances in the Study of Bilingualism. Clevedon: Multilingual Matters.

Thomas, E. M., Cantone, K. F., Davies, S., & Shadrova, A. (in press/2014). Cross-linguistic influence and patterns of acquisition: The emergence of gender and word order in German-Welsh bilinguals. In E. M. Thomas and I. Mennen (Eds.) Advances in the Study of Bilingualism. Clevedon: Multilingual Matters.

Gathercole, V.C. Mueller, Perez-Tattam, R., Stadthagen-González, H. & Thomas, E. M. (in press/2014). Bilingual construction of two system. In E. M. Thomas and I. Mennen (Eds.) Advances in the Study of Bilingualism. Clevedon: Multilingual Matters.

Thomas, E. M., Gathercole, V. C. Mueller, & Hughes, E. K. (2013). Sociolinguistic influences on the Linguistic Achievement of Bilinguals: Issues for the Assessment of Minority Language Competence. In V. C. Mueller Gathercole (Ed.), Solutions for the Assessment of Bilinguals. Clevedon: Multilingual Matters.

V. C. Mueller, Thomas, E. M., Roberts, E. J., Hughes, C. O., Hughes, E. K. (2013). Why Assessment Needs to Take Exposure into Account: Vocabulary and Grammatical Abilities in Bilingual Children. In V. C. Mueller Gathercole (Ed.), Issues for the Assessment of Bilinguals. Clevedon: Multilingual Matters.

Thomas, E. M., Williams, N., Jones, Ll.A., Davies, S., & Binks, H. (under revision). Acquiring complex structures under minority language conditions: bilingual acquisition of plural morphology in Welsh. Bilingualism Language and Cognition.

Thomas, E. M., Lewis, W. G., & Apolloni, D. (2012). Variation in language choice in extended speech in primary schools in Wales: implications for teacher education. Language and Education, 26 (3), 245-261.

Thomas, E. M. & Roberts, D. B. (2011). Exploring bilinguals’ social use of Welsh inside and out of the minority language classroom. Language and Education, 25 (2), 89-108.

Thomas, E. M. (2011). Datblygu a gwerthuso dulliau dysgu cyfunol mewn sefyllfa ddysgu
dwyieithog/ Developing and evaluating blended learning methodologies in bilingual teaching contexts. Welsh Journal of Education.

Thomas, E. M., & Mayr, R. (2010). Children’s acquisition of Welsh in a bilingual setting: a psycholinguistic perspective. In D. Morris (Ed.), Welsh in the 21st Century. Cardiff University Press.

Gathercole, V. C. M., Thomas, E. M., Jones, L., Viñas Guasch, N., Young, N., & Hughes, E. K.
(2010). Cognitive effects of bilingualism: Digging deeper for the contributions of language
dominance, linguistic knowledge, socioeconomic status, and cognitive abilities. Journal of Bilingual Education and Bilingualism. Special Issue, 13 (5), 617-664.

Martin, C. D., Dearing, B., Thomas, E. M., & Thierry, G. (2009): Brain potentials reveal semantic priming in both the 'active' and the 'inactivated' language of early bilinguals. Neuroimage, 47(1), 326-33.

Gathercole, V. C. Mueller, & Thomas, E. M. (2009). Bilingual first language development: Dominant language takeover, threatened minority language take-up. Bilingualism: Language and Cognition.

Gathercole, V. C. Mueller, Thomas, E. M., & Hughes, E. (2008). Designing a normed receptive
vocabulary test for bilingual populations: A model from Welsh. International Journal of Bilingual Education and Bilingualism, 11 (6), 678-720.

Thomas, E. M., & Lloyd, S. W. (2008). Developing language-appropriate task items for identifying literacy difficulties in Welsh-speaking children. Dyslexia Review, 20 (1), 4-9.

Hills, P. R., Francis, L. J., & Thomas, E. (2007). The psychometric properties and factor structure of a Welsh translation of the school short from of the Coopersmith Self-esteem Inventory. Research in Education, 78, 103-109.

Thomas, E. M., & Gathercole, V. C. Muller (2007). Children’s productive command of grammatical gender and mutation in Welsh: an alternative to rule-based learning. First Language, 27: 251-278.

Tainturier, M.J., Leek, E. C., Schiemenz, S., Williams, C.A., Thomas E., & Gathercole, V.C. (2005). Access to lexical phonology does not predict retrieval of grammatical gender in Welsh: implications for theories of language production. Brain and Language, 95, 52-53.

Francis, L. & Thomas, E. M. (2004). Personoliaeth a chrefydd ymysg siaradwyr Cymraeg 9 – 11 mlwydd oed. Welsh Journal of Education, 12 (2), 99-110.

Thomas, E. M. (2004). Welsh-medium teaching in psychology. Psychology Learning and Teaching, 4 (1), 11-14.

Francis, L. & Thomas, E. M. (2003). Cysondeb a dilysrwydd Graddfa Francis o Agwedd Tuag at Gristnogaeth ymysg siaradwyr Cymraeg 9 – 11 mlwydd oed. The Psychologist in Wales, 16, 9-14.

Gathercole, V. C. Mueller, Thomas, E. M., & Laporte, N. I. (2001). The acquisition of grammatical gender in Welsh. Journal of Celtic Language Learning, 6, 53-87.

Gathercole, V. C. Mueller, Thomas, E. M., & Evans, D. (2000). What’s in a noun? English-, Welsh, and Spanish-speaking children see it differently. First Language, 20, 55 – 90.