Faculty ProfileEMPHASIS AREA: LLC. Early literacy; English learners; Bilingualism and bilingual education; Educational television and multimedia; Language acquisition
Yuuko Uchikoshi Tonkovich Professor, Director of Undergraduate Programs
Early Literacy; English Learners; Bilingualism and Bilingual Education; Educational Television and Multimedia; Language Acquisition; Literacy development; Quantitative methods; Sociolinguistics and psycholinguistics.
Ed.D., Human Development and Psychology, Harvard University, Cambridge, MA.
B.A. English Literature, University of the Sacred Heart, Tokyo, Japan.
Uchikoshi, Y. (in press). Phonological awareness trajectories: Young Spanish-English and Cantonese-English bilinguals. Language Learning.
Conger, D., Gibbs, C., Uchikoshi, Y., & Winsler A. (2019). New benefits of public school pre-kindergarten programs: Early school stability, reduced retention, and early exit from ELL services. Early Childhood Research Quarterly, 48(3), 26-35. https://doi.org/10.1016/j.ecresq.2018.10.015
Uchikoshi, Y. & Marinova-Todd, S.H. (2019). The effect of dual language proficiency on literacy development in emergent bilinguals in the U.S. and Canada. In Uccelli, P., Rowe, M., Lieven, E., & Gover, V. Learning through Language: Towards an Educationally Informed Theory of Language Learning. Cambridge University Press
Chen, S., Uchikoshi, Y., & Zhou, Q. (2018). Heritage Language Socialization in Chinese American Immigrant Families: Prospective Links to Children’s Heritage Language Proficiency. International Journal of Bilingual Education and Bilingualism.
Williams, A.I., Uchikoshi, Y., Bunge, S.A., Zhou, Q. (2018). Relations of English and heritage language proficiency to response inhibition and attention shifting in dual language learners in Head Start. Early Education and Development
Yang, L., Leung, R., Tong., R., Uchikoshi, Y. (2018). Student attitudes and Cantonese proficiency in a Cantonese dual-immersion school. Foreign Language Annals.https://rdcu.be/4woX
Uchikoshi, Y., Yang, L, & Liu, S. (2017). Role of narrative skills on reading comprehension: Spanish-English and Cantonese-English Dual Language Learners. Reading and Writing: An Interdisciplinary Journal. http://rdcu.be/xZfh
Uchikoshi, Y., Yang, L., Lohr, B., & Leung, G. (2016). Role of oral proficiency on reading comprehension: Within-language and cross-language relationships. Literacy Research: Theory, Method, and Practice.
Kuo, L-J, Uchikoshi, Y., Kim, T-J., & Yang, X. (2016). The effect of bilingualism on phonological awareness: Re-examining theories of cross-language transfer and structural phonological awareness: Re-examining theories of cross-language transfer and structural sensitivity. Contemporary Educational Psychology, 46, 1-9.
Chen, S.H., Zhou, Q., Uchikoshi, Y., Bunge, S. (2014). Variations on the bilingual advantage? Links of Chinese and English proficiency to Chinese American children’s self-regulation. Frontiers in Psychology, 5: 1069. doi: 10.3389/fpsyg.2014.01069
Hammer, C. S., Hoff, E., Uchikoshi, Y., Gillanders, C., Castro, D. C., & Sandilos, L.E. (2014). The language and literacy development of young dual language learners: a critical review. Early Childhood Research Quarterly, 29, 715-733. doi: 10.1016/j.ecresq.2014.05.008
Uchikoshi, Y. (2014). Development of vocabulary in Spanish-speaking and Cantonese-speaking English Language Learners. Applied Psycholinguistics, 35 (1), 119-153.
Sandhofer, C. & Uchikoshi, Y. (2013). Cognitive consequences of dual language learning: Cognitive function, language and literacy, science and mathematics, and socio-emotional development. In Governor’s State Advisory Council on Early Learning and Care. California’s Best Practices for Young Dual Language Learners: Research Overview Papers. Sacramento: CDE Press.
Uchikoshi, Y. (2013). Predictors of English reading comprehension: Cantonese-speaking English language learners in the U.S. Reading and Writing: An Interdisciplinary Journal, 26(6), 913-939.
Leung, G. & Uchikoshi, Y. (2012). Relationships among language ideologies, family language policies, and children’s language achievement: A look at Cantonese-English bilinguals in the U.S. Bilingual Research Journal.
Uchikoshi, Y. & Marinova-Todd, S. (2012). Vocabulary and early literacy skills of Cantonese-speaking English language learners in the U.S. and Canada. Reading and Writing: An Interdisciplinary Journal, 25(9), 2107-2129.
Hammer, C., Jia, G., & Uchikoshi, Y. (2011). Language and literacy development of bilingual preschoolers growing up in the United States: A call for research. Child Development Perspectives, 5(1), 4-9.
Uchikoshi, Y. & Maniates, H. (2010). How does bilingual instruction enhance English achievement?: A mixed-methods study of Cantonese-speaking and Spanish-speaking bilingual classrooms. Bilingual Research Journal, 33(3), 1-22.
Marinova-Todd, S. & Uchikoshi, Y. (2010). The role of L1 on the oral language development in English: The case of Chinese and Spanish. In A.Y. Durgunoglu & C.Goldenberg (Eds.). Language and Literacy Development in Bilingual Settings. NY: Guilford.
Reyes, I. & Uchikoshi, Y. (2009). Emergent literacy in immigrant children: Home and school environment interface. In E. Grigorenko and R.Takanishi (Eds.). Immigration, Diversity, and Education. Routledge: Taylor and Francis Group.
Uchikoshi, Y. (2008). Effects of television on language and literacy development. In A.G. Bus & S.B. Neuman (Eds.). Multimedia and Literacy Development: Improving Achievement for Young Learners. Oxford: Taylor & Francis.
Uchikoshi, Y. (2006). English vocabulary development in bilingual kindergartners: What are the best predictors? Bilingualism: Language and Cognition, 9(1), 33-49
Uchikoshi, Y. (2006). Early reading development in bilingual kindergarteners: Can educational television help? Scientific Studies of Reading, 10 (1), 89-120.
Uchikoshi, Y. (2005). Narrative development in bilingual kindergarteners: Can Arthur help? Developmental Psychology, 41 (3), 464-78. (This study met the What Works Clearinghouse (WWC) evidence standards, resulting in a WWC review)
Awards and Honors
Foundation of Child Development Young Scholars Program, Grant recipient.
International Reading Association Outstanding Dissertation of the Year Finalist. 2005.
International Reading Association Jeanne S. Chall Dissertation Fellowship. 2002.
Harvard Graduate School of Education Action for Children’s Television Fellowship. 2002.
Harvard Graduate School of Education Advanced Doctoral Grant. 2001.
Itochu Foundation Fellowship. 1997-1998.
Harvard Graduate School of Education Entering Award. 1997.
Current Activities and Service
Associate Editor, Applied Psycholinguistics.
Editorial Review Board Member, Language, Speech, and Hearing Services in Schools.
Member, Bridging the Word Gap National Research Network. Work Group 5 (Interventions for Dual Language Learners) Member.
Member, Technical Advisory Group (TAG) for First 5 California Dual Language Learner Study
Member. Advisory Board. PBS Ready to Learn Literacy Project.
Courses Taught at UC Davis
EDU173/LIN173 Language Development
EDU100 Introduction to Schools
EDU122 Children, Learning, and Material Culture
EDU206B Inquiry into Classroom Practice: Intervention and Data Collection
EDU206C Inquiry into Classroom Practice: Data Analysis, Interpretation, and Reporting
EDU206D Inquiry into Classroom Practice: Analysis
EDU242 Research on Text Comprehension
EDU245 Theory and Research in Early Literacy
FRS004-005 Television and the Developing Child
EDU065ABC Foundations for University Success: International Students
NIH/NICHD. “Bilingual and Socio-Emotional Development in Dual Language Learners” (R01HD091154). 2017-2022.
Yolo Community Foundation Buck Education Grant. “Harnessing Parental Engagement to Reduce Summer Reading Loss among English Learners.” 2018.
NIH/NICHD. “Understanding Literacy Acquisition through Immersion in Foreign Languages” (R01HD078351). 2015-2020.
Language Learning. “Cantonese-English Dual Language Immersion study.” 2015-2016.
Foundation for Child Development, “The Cumulative Effect of Primary School Experience on English Language Learners.” 2008-2011.
Foundation for Child Development Young Scholars Program. “Early Literacy Study of Immigrant Children.” 2005-2008.