Research Interests

English Learners; Bilingualism and Bilingual Education; Educational Television and Multimedia; Language Acquisition; Literacy development; Quantitative methods; Sociolinguistics and psycholinguistics

Education

• Ed.D., Human Development and Psychology with a focus on Language and Literacy Development, Harvard University, Cambridge, MA.
• M.S., Applied Linguistics, Georgetown University, Washington, DC.
• B.A. English Literature, University of the Sacred Heart, Tokyo, Japan.

Select Publications

• Uchikoshi, Y. (2012).  Development of vocabulary in Spanish-speaking and Cantonese-speaking English Language Learners.  Applied Psycholinguistics.
• Uchikoshi, Y. & Marinova-Todd, S.  (2011).  Vocabulary and early literacy skills of Cantonese-speaking English language learners in the U.S. and Canada.  Reading and Writing: An Interdisciplinary Journal.
• 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.
• Uchikoshi, Y. (2006). English vocabulary development in bilingual kindergarteners: An individual growth modeling approach. 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.

Awards and Honors

• Foundation of Child Development Young Scholars Program, Grant recipient, 2005-2008.
• 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

• Consultant, Center for Early Care and Education Research- Dual Language Learners.  
• Member. Advisory Board. PBS Ready to Learn Literacy Project.
• Member. Advisory Board. Wildbrain UMIGO Ready to Learn Project.

Courses Taught at UC Davis

• EDU173/LIN173 Language Development
• EDU100 Introduction to Schools
• 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

Funded Research

Foundation for Child Development Young Scholars Program, 2005-2008. Total $160,000.

Foundation for Child Development, “The Cumulative Effect of Primary School Experience on English Language Learners,” 2008-2011.  Total $105,295.