Yuuko Uchikoshi Tonkovich


Position Title
Associate Professor, School of Education


Research Interests

Bilingualism, Language and literacy development, Educational television and multimedia. Current NIH/NICHD research project: “Bilingual and Socio-Emotional Development in Dual Language Learners” (R01HD091154). 2017-2022.

Selected Publications

Uchikoshi, Y. (2014).  Development of vocabulary in Spanish-speaking and Cantonese-speaking English Language Learners.  Applied Psycholinguistics, 35 (1), 119-153.

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, 35(3),294-313.

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)