Program in ESOL/Bilingual Education at the University of Maryland Baltimore County. She specializes in bilingualism, heritage language education, and TESOL teacher education. Her recent publications include her book, Developing in two languages: Korean children in America (Multilingual Matters, 2005) and her articles, High-stakes testing and heritage language maintenance (In Kondo-Brown, K., ed. Heritage language development: Focus on East Asian Immigrants, 2006) and Preparing non-native English-speaking ESL teachers (Teacher Development, 2008).