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7141 Sherbrooke West, PY-033
Montreal, QC, H4B 1R6
Canada

514-848-2424 ext.5831

Our research investigates how infants from different language backgrounds, both monolingual and bilingual, grow and learn about their language(s).

Our team consists of Dr. Krista Byers-Heinlein and a group of dedicated students and research assistants. On our website you can meet the research team, learn about our research projects, download our publications, and find out how to participate in our studies or join our team. 

Publications

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Publications

 

Accédez au CV complet du Dr. Krista Byers-Heinlein (EN) (dernière mise à jour du CV en novembre 2023).

Quirk, E., Brouillard, M., & Byers-Heinlein, K. (2024). Reading in two languages: Parents’ strategy and language use across book formats during bilingual shared reading. Bilingual Research Journal. https://doi.org/10.1080/15235882.2024.2305918 Preprint: https://psyarxiv.com/3vf8s/ Repository: https://osf.io/2ucg7/ View online.

Zettersten, M., Cox, C. M. M., Bergmann, C., Tsui, A., Soderstrom, M., Mayor, J., … Byers-Heinlein, K., Mathur, M. B. (in press, 2024). Evidence for infant-directed speech preference is consistent across large-scale, multi-site replication and meta-analysis. Open Mind: Discoveries in Cognitive Science. Repository: https://osf.io/amj7u/ View online.

Quirk, E., Hadeed, N., & Byers-Heinlein, K. (2024). Trilingual families’ learning strategies: Potential predictors and effect on trilingual exposure. International Journal of Multilingualism. https://doi.org/10.1080/14790718.2024.2302100. Repository: https://osf.io/gf95q/ View online.

Byers-Heinlein, K., Gonzalez-Barrero, A. M., Schott, E., & Killam, H. (2024). Sometimes larger, sometimes smaller: Measuring vocabulary in monolingual and bilingual infants and toddlers. First Language, 44(1), 74–95. https://doi.org/10.1177/01427237231204167. Repository: https://osf.io/78hua/ View online.

Mitchell, L., Tsui, R. K. Y., & Byers-Heinlein, K. (2023). Cognates are advantaged in early bilingual expressive vocabulary development. Journal of Child Language, 1–20. https://doi.org/10.1017/S0305000923000648. Preprint: https://psyarxiv.com/daktp. Repository: https://osf.io/rh7av/

Gonzalez-Barrero, A. M., Dal Ben, R., Killam, H., & Byers-Heinlein, K. (2023). Word learning in 14-month-old monolinguals and bilinguals: Challenges and methodological opportunities. Language Development Research, 3(1), 277–317. https://doi.org/10.34842/3vw8-k253 Preprint: https://psyarxiv.com/5dvx8/ Repository: https://osf.io/upy7f/

Kremin, L. V., Jardak, A., Lew-Williams, C., & Byers-Heinlein, K. (in press, 2023). Bilingual children’s comprehension of code-switching at an uninformative adjective. Language Development Research. Preprint: https://psyarxiv.com/akz96/ Repository: https://osf.io/ecqwr/

Sander-Montant, A., López Pérez, M., & Byers-Heinlein, K. (2023). The more they hear the more they learn? Using data from bilinguals to test models of early lexical development. Journal of Cognition, 238, 105525. https://doi.org/10.1016/j.cognition.2023.105525. View online.

Baumgartner, H. A., Alessandroni, N., Byers-Heinlein, K., Frank, M. C., Hamlin, K., Soderstrom, M., Voelkel, J.G., Willer, R., Yuen, F., Coles, N. A. (2023). How to build up big team science: A practical guide for large-scale collaborations. Royal Society Open Science, 10(6). https://doi.org/10.1098/rsos.230235. Repository: https://osf.io/2p4ct/ View online.

Quirk, E., Brouillard, M., Ahooja, A., Ballinger, S., Polka, L., Byers-Heinlein, K., & Kircher, R. (2023). Quebec-based parents’ concerns regarding their children’s multilingual development, International Journal of Multilingualism. https://doi.org/10.1080/14790718.2023.2184475. View online.

Ruan, Y., Byers-Heinlein, K., Orena, A. J., Polka, L. (2023). Mixed-language input and infant volubility: Friend or foe? Bilingualism: Language and Cognition, 26(5), 1051–1066. https://doi.org/10.1017/s1366728923000287. View online.

Schott, E., Tamayo, M. P., Byers-Heinlein, K. (2023). Keeping track of language: Can monolingual and bilingual infants associate a speaker with the language they speak? Infant and Child Development, 32(3), e2403. https://doi.org/10.1002/icd.2403 View online.

Tsui, R. K., Kosie, J. E., Fibla, L., Lew-Williams, C., & Byers-Heinlein, K. (2023). Patterns of language switching and bilingual children’s word learning: An experiment across two communities. Translational Issues in Psychological Science, 9(4), 323–337. https://doi.org/10.1037/tps0000353. Repository: https://osf.io/8vk3b/ View online.

Alessandroni, N., & Byers-Heinlein, K. (2022). Ten strategies to foster open science in psychology and beyond. Collabra: Psychology, 8(1), 57545. https://doi.org/10.1525/collabra.57545 View online.

Dal Ben, R., Killam, H., Pour Iliaei, S., & Byers-Heinlein, K. (2022). Bilingualism affects infant cognition: insights from new and open data. Open Mind: Discoveries in Cognitive Science, 6, 88–117. https://doi.org/10.1162/opmi_a_00057 View online. Repository: https://osf.io/bz8jn/

Dal Ben, R., Brouillard, M., Gonzalez-Barrero, A.M., Killam, H., Kremin, L.V., Quirk, E., Sander-Montant, A., Schott, E., Tsui, R.K., & Byers-Heinlein, K. (2022). How open science can benefit bilingualism research: A lesson in six tales. Bilingualism: Language and Cognition, 25(5), 913–920. https://www.doi.org/10.1017/S1366728922000256. View online.

Germain, N., Gonzalez-Barrero, A. M., & Byers-Heinlein, K. (2022). Gesture development in infancy: Effects of gender but not bilingualism. Infancy, 27(4), 663-681. https://doi.org/10.1111/infa.12469 View online. Repository: https://osf.io/gh5q8/

Tsui, R.K., Gonzalez-Barerro, A. M., Schott, E. & Byers-Heinlein, K. (2022).  Are translation equivalents special for bilingual infants? Cognition, 225, 105084. https://doi.org/10.1016/j.cognition.2022.105084 View online. Repository: https://osf.io/2t5kw/

Ahooja, A., Brouillard, M., Quirk. E., Ballinger, S., Polka, L. Byers-Heinlein, K., & Kircher, R. (2022). Family language policy among Québec-based parents raising multilingual infants and toddlers: A study of resources as a form of language management. Journal of Multilingual and Multicultural Development, 41(5). https://doi.org/10.1080/01434632.2022.2050918 View online. Repository: https://osf.io/48f6g/

Schott, E., Kremin, L.V., & Byers-Heinlein, K. (2022). The youngest bilingual Canadians: Insights from the 2016 Census about children aged 0-9. Canadian Public Policy/Analyse de politiques. 48(2), 254-266. View online. Repository: https://osf.io/2gzfw/

Byers-Heinlein, K., Bergmann, C., & Savalei, V. (2022). Six solutions for more reliable infant research. Infant and Child Development, e2296. http://doi.org/10.1002/icd.2296 View online. Repository: https://osf.io/e7j9k/

Brouillard, M., Dubé, D., & Byers-Heinlein, K. (2022). Reading to bilingual preschoolers: An experimental study of two book formats. Infant and Child Development, e2294. https://doi.org/10.1002/icd.2294 View online. Repository: https://osf.io/yf8gx

Fibla, L., Kosie, J.E., Kircher, R., Lew-Williams, C., & Byers-Heinlein, K. (2022). Bilingual language development in infancy: What can we do to support bilingual families? Policy Insights from the Behavioral and Brain Sciences, 9(1), 35-43. https://doi.org/10.1177/23727322211069312 View online. https://osf.io/jerty/ Repository: https://osf.io/fhx7p/

Kircher, R., Quirk, E., Brouillard, M., Ahooja, A., Ballinger, S., Polka, L., & Byers-Heinlein, K. (2022). Quebec-based parents’ attitudes towards childhood multilingualism: Evaluative dimensions and potential predictors. Journal of Language and Social Psychology, 41(5), 527–552. https://doi.org/10.1177/0261927X221078853 View online. Repository: https://osf.io/qcvse/

Byers-Heinlein, K., Jardak, A., Fourakis, E., & Lew-Williams, C. (2022). Effects of language mixing on bilingual children’s word learning. Bilingualism: Language and Cognition, 25(1), 55-69. https://doi.org/10.1017/S1366728921000699 View online. Repository: https://osf.io/q2nzr/

Côté, S., Gonzalez-Barrero, A.M., & Byers-Heinlein. K. (2022).  Multilingual toddlers’ vocabulary development in two languages: Comparing bilinguals and trilinguals. Journal of Child Language, 49(1), 114-130. https://doi.org/10.1017/S030500092000077X View online. Repository: https://osf.io/us27h/

Visser, I., Bergmann, C. Byers-Heinlein, K., et al. (2022). Improving the generalizability of infant psychological research: The ManyBabies model [commentary].  Behavioral and Brain Sciences, 45, E35. https://doi.org/10.1017/S0140525X21000455

Kremin, L., Alves, J., Orena, A., Polka, L., & Byers-Heinlein, K. (2022). Code-switching in parents’ everyday speech to bilingual infants. Journal of Child Language, 49(4), 714-740. http://doi.org/10.1017/S0305000921000118 View online.

Schott, E., Mastroberardino, M., Fourakis, E., Lew-Williams, C., & Byers-Heinlein, K. (2021). Fine-tuning language discrimination: Monolingual and bilingual infants’ detection of language switching. Infancy, 26(6), 103-1056. View online. doi: https://doi.org/ 10.1111/infa.12429 Repository: https://osf.io/9dtwn/

Kremin, L.V., & Byers-Heinlein, K. (2021). Why not both? Rethinking categorical and continuous approaches to bilingualism. International Journal of Bilingualism, 25(6), 1560-1575. View online. https://doi.org/10.1177/13670069211031986

Iannuccilli, M., Byers-Heinlein, K., & Dunfield, K. (2021). Bilingual children judge moral, social, and language violations as less transgressive than monolingual children. Journal of Experimental Child Psychology. 208(105130). https://doi.org/10.1016/j.jecp.2021.105130 View online. Repository: https://osf.io/2t9nd/

Byers-Heinlein, K., Tsui, S. A., Bergmann, C., et al. (2020). A multi-lab study of bilingual infants: Exploring the preference for infant-directed speech. Advances in Methods and Practices in Psychological Science. [Registered Report]. doi: https://doi.org/10.1177/2515245920974622 View Online. Repository: https://osf.io/zauhq/

Byers-Heinlein, K., Tsui, R. K., van Renswoude, D., et al. (2020). The development of gaze following in monolingual and bilingual infants: A multi-laboratory study. Infancy, 26(1), 4-38. https://doi.org/10.1111/infa.12360 [Registered Report]. View online. Repository: https://osf.io/2ey3k/

Gonzalez-Barrero, A. M., Salama-Siroiskha, N., Dubé, D., Brouillard, M., & Byers-Heinlein, K.  (2020).  Effects of language dominance on home reading practices of bilingual families. International Journal of Bilingualism. doi: https://doi.org/10.1177/1367006920938153 View Online. Repository: https://osf.io/8mdbq/

Ballinger, S., Brouillard, M., Ahooja. A., Polka, L., Kircher, R., & Byers-Heinlein, K. (2020). Intersections of official and family language policy in Quebec.  Journal of Multilingual and Multicultural Development. https://doi.org/10.1080/01434632.2020.1752699 Voir en ligne.

Byers-Heinlein, K., Bergmann, C., Davies, C., Frank, M.C., Hamlin, J.K., Kline, M., Kominsky, J.F., Kosie, J.E., Lew-Williams, C., Liu, L., Mastroberardino, M., Singh, L., Waddell, C.P.G., Zettersten, M., & Soderstrom, M. (2020). Building a collaborative Psychological Science: Lessons Learned from ManyBabies 1. Canadian Psychology. doi: https://doi.org/ 10.1037/cap0000216 Voir en ligne.

ManyBabies Consortium with Byers-Heinlein, K. and 148 co-authors. (2020). Quantifying sources of variability in infancy research using the infant-directed speech preference [Registered Report]. Advances in Methods and Practices in Psychological Science. doi: https://doi.org/10.1177/2515245919900809 Voir en ligne.

Orena, A., Byers-Heinlein, K., & Polka, L. (2020). What do bilingual infants actually hear? Evaluating measures of language input to bilingual-learning 10-month-olds. Developmental Science, 23:e12901. doi: https://doi.org/10.31234/osf.io/2qnhw Voir en ligne.

Benitez, V. L., Bulgarelli, F., Byers-Heinlein, K., Saffran, J., & Weiss, D. (2019). Statistical learning of multiple speech streams: a challenge for monolingual infants. Developmental Science, e12896. doi: https://doi.org/10.1111/desc.12896 Voir en ligne. Repository: https://osf.io/6xjqc/

Byers-Heinlein, K., Esposito, A. G., Winsler, A., Marian, V., Castro, D. C., & Luk, G. (2019). The Case for Measuring and Reporting Bilingualism in Developmental Research. Collabra: Psychology, 5(1), 37. doi: http://doi.org/10.1525/collabra.233 Voir en ligne.

Morin-Lessard, E., Poulin-Dubois, D., Segalowitz, N., & Byers-Heinlein, K.  (2019). Attention to talking faces in monolinguals and bilinguals from age 5 months to 5 years. Developmental Psychology, 55(8), 1640-1655. doi: 10.1037/dev0000750. Repository: https://osf.io/ikvyr/

Orena, A.J., Byers-Heinlein, K., & Polka. L. (2019). Reliability of the Language Environment Analysis (LENA) in French-English bilingual speech. Journal of Speech, Language, and Hearing Research, 67(2), 2491–2500. doi: 10.1044/2019_JSLHR-L-18-0342 Voir en ligne.

Potter, C., Fourakis, E., Morin-Lessard, E., Byers-Heinlein, K., & Lew-Williams, C. (2019). Bilingual toddlers’ comprehension of mixed sentences is asymmetrical across their two languages. Developmental Science, 22(4), e12794. doi: 10.1111/desc.12794. Repository: https://osf.io/qp5wz/

Tsui, S. A., Byers-Heinlein, K., & Fennell, C.T. (2019). Associative word learning in infancy: A meta-analysis of the Switch task. Developmental Psychology, 55(5), 934-950. Repository: https://osf.io/uwe8g/ Advance online publication. doi:10.1037/dev0000699 Voir en ligne

Morin-Lessard, E., & Byers-Heinlein, K. (2019). Uh and euh signal novelty for monolinguals and bilinguals: Evidence from children and adults. Journal of Child Language, 46(3), 522-545. Repository: https://osf.io/qn6px/

Byers-Heinlein K., Schott, E., Gonzalez-Barrero, A. M., Brouillard, M., Dubé D., Laoun-Rubsenstein, A., Morin-Lessard, E., Mastroberardino, M., Jardak, A., Pour Iliaei, S., Salama-Siroishka, N., & Tamayo, M.P. (2019). MAPLE: A Multilingual Approach to Parent Language Estimates. Bilingualism: Language and Cognition, 1-7. doi:10.1017/S1366728919000282 Repository: https://osf.io/byxfz/ Voir en ligne.

Schott, E., Rhemtulla, M., & Byers-Heinlein, K. (2019). Should I test more babies? Solutions for transparent data peeking. Infant Behavior and Development, 54, 166-176. doi: 10.1016/j.infbeh.2018.09.010. Repository: https://osf.io/qjx7t/ Voir en ligne.

Gonzales, K., Byers-Heinlein, K., & Lotto, A.J. (2019). How bilinguals perceive speech depends on which language they think they’re hearing. Cognition, 182, 318-330. doi: 10.1016/j.cognition.2018.08.021 Voir en ligne.

Jardak, A., & Byers-Heinlein, B. (2019). Labels or concepts? The development of semantic networks in bilingual two-year-olds. Child Development, 90(2), e212-e229. doi: 10.1111/cdev.13050 Voir en ligne.

Grosjean, F., & Byers-Heinlein, K. (2018). The listening bilingual: Speech perception, comprehension, and bilingualism. Hoboken, NJ: John Wiley & Sons.  View Online  Ch. 1 [Bilingual adults and children: A short introduction.] PDF, Ch. 2 [Speech perception and comprehension.] PDF,  Ch. 8 [Speech perception] PDF,  Ch. 9 [Spoken word recognition.] PDF

Byers-­Heinlein, K., Morin-­Lessard, E., & Lew-­Williams, C. (2017). Bilingual infants control their languages as they listen. Proceedings of the National Academy of Sciences, 114(34), 9032–9037. doi: 10.1073/pnas.1703220114 Repository: https://osf.io/htn9j/ Voir en ligne.

Byers-Heinlein, K. (2017). Bilingualism affects infants’ expectations about how words refer to kinds. Developmental Science, 20(1), e12486, doi: 10.1111/desc.12486 Voir en ligne.

Byers-Heinlein, K., Behrend, D., Said, L. M., Giris, H., & Poulin-­Dubois, D. (2017). Monolingual and bilingual children’s social preferences for monolingual and bilingual speakers. Developmental Science, 20(4), e12392. doi: 10.1111/desc.12392  Voir en ligne.

da Estrela, C., & Byers-Heinlein, K. (2016). Vois-tu le kem? Do you see the bos? Foreign word learning at 14-months. Infancy, 10(4), 505-521. doi: 10.1111/infa.12126 PDF / Voir en ligne.

Byers-Heinlein, K., & Garcia, B. (2015). Bilingualism changes children’s beliefs about what is innate. Developmental Science, 18(2), 344–350. doi: 10.1111/desc.12248  PDF / Voir en ligne.

Byers-Heinlein, K. (2014). High amplitude sucking procedure. In P. J. Brooks, & V. Kempe, [Eds.], Encyclopaedia of Language Development. Thousand Oakes, CA: Sage Publications. 263–264.   PDF / Voir en ligne.

Byers-Heinlein, K. (2014). Languages as categories: Reframing the “one language or two” question in early bilingual development. Language Learning, 64(s2), 184–201. doi: 10.1111/lang.12055   PDF / Voir en ligne.

Fennell, C. T., & Byers-Heinlein, K. (2014). You sound like Mommy: Bilingual and monolingual infants learn words best from speakers typical of their language environments. International Journal of Behavioral Development, 38(4), 309-316. doi: 10.1177/0165025414530631   PDF / Voir en ligne.

Byers-Heinlein, K., & Fennell, C. T. (2014). Perceptual narrowing in the context of increased variation: Insights from bilingual infants. Developmental   Psychobiology, 65(2), 274–291. doi:10.1002/dev.21167   PDF / Voir en ligne.

Byers-Heinlein, K., Chen, K.H., & Xu, F. (2014). Surmounting the Tower of Babel: Monolingual and bilingual 2-year-olds’ understanding of the nature of foreign languages. Journal of Experimental Child Psychology, 119, 87-100. doi: 10.1016/j.jecp.2013.09.011   PDF / Voir en ligne.

Byers-Heinlein, K., & Lew-Williams, C. (2013). Bilingualism in the early years: What the science says. LEARNing Landscapes, 7(1), 95–112. PDF / Voir en ligne.

Souza, A., Byers-Heinlein, K., & Poulin-Dubois, D. (2013). Bilingual and monolingual children prefer native-accented speakers. Frontiers in Developmental Psychology, 4(953). doi: 10.3389/fpsyg.2013.00953   PDF / Voir en ligne.

Byers-Heinlein, K., & Werker, J.F. (2013). Lexicon structure and the disambiguation of novel words: Evidence from bilingual infants. Cognition, 128(3), 407–416. doi: 10.1016/j.cognition.2013.05.010   PDF / Voir en ligne.

Byers-Heinlein, K., Fennell, C.T., & Werker, J.F. (2013). The development of associative word learning in monolingual and bilingual infants. Bilingualism: Language and Cognition, 16(1), 198–205. doi: 10.1017/S1366728912000417   PDF / Voir en ligne.

Byers-Heinlein, K. (2013). Parental language mixing: Its measurement and the relation of mixed input to young bilingual children’s vocabulary size. Bilingualism: Language and Cognition, 16(1), 32–48. doi: 10.1017/S1366728911000010    PDF / Voir en ligneCliquez ici pour voir le questionnaire

May, L., Byers-Heinlein, K., Gervain, J., & Werker, J.F. (2011). Language and the newborn brain: Does prenatal language experience shape the neonate neural response to speech? Frontiers in Language Sciences, 2(222). doi: 10.3389/fpsyg.2011.00222   PDF / Voir en ligne.

Curtin, S.A., Byers-Heinlein, K, & Werker, J.F. (2011). Bilingual beginnings as a lens for theory development: PRIMIR in focus. Journal of Phonetics, 39, 492–504. doi: 10.1016/j.wocn.2010.12.002   PDF / Voir en ligne.

Byers-Heinlein, K., Burns, T.F., & Werker, J.F. (2010). The roots of bilingualism in newborns. Psychological Science, 21(3), 343–348. doi: 10.1177/0956797609360758   PDF / Voir en ligne. Repository: https://osf.io/9shr7/

Werker, J.F., Byers-Heinlein, K., & Fennell, C.T. (2009). Bilingual beginnings to learning words. Philosophical Transactions of the Royal Society B, 364, 3649–3663. doi: 10.1098/rstb.2009.0105   PDF / Voir en ligne.

Byers-Heinlein, K., & Werker, J.F. (2009). Monolingual, bilingual, trilingual: Infants’ language experience influences the development of a word learning heuristic. Developmental Science, 12(5), 815–823. doi: 10.1111/j.1467-7687.2009.00902.x   PDF / Voir en ligne.

Werker, J.F., & Byers-Heinlein, K. (2008). Bilingualism in infancy: First steps in perception and comprehension. Trends in Cognitive Sciences, 12(4), 144–151. doi: 10.1016/j.tics.2008.01.008   PDF / Voir en ligne.

Fennell, C.T., Byers-Heinlein, K., & Werker, J.F. (2007). Using speech sounds to guide word learning: The case of bilingual infants. Child Development, 78, 1510–1525. doi: 10.1111/j.1467-8624.2007.01080.x   PDF / Voir en ligne.

Byers-Heinlein, K., Hart J., Harisson, T., Matchett, J., & Byers, S. (2004).  Passing the Torch: students teaching students about dating violence. In M.L. Stirling, C.A. Cameron, N. Nason-Clark & B. Miedema. Understanding Abuse: partnering for change. Toronto: University of Toronto Press, 297-319.   PDFhttps://doi.org/10.1177/2515245920974622https://doi.org/10.1177/2515245920974622