Byung-jin Lim is Associate Professor of Korean Language and Linguistics in the Department of Asian Language & Cultures at the University of Wisconsin- Madison, USA. His areas of interest are phonetics, phonology, second language acquisition, computer-mediated communication and Korean language textbook development.

Jieun Kim holds a Ph.D. from the Department of Curriculum and Instruction at the University of Wisconsin-Madison. She has been teaching Korean language for years at UW-Madison. Her main interests focus on reading and writing for Korean language learners of all ages.

Ji-Hye Kim is an associate research fellow at Korean Educational Development Institute. She earned her Ph.D. in the Department of Curriculum and Instruction at the University of Wisconsin-Madison. With a B.A. in Korean Language & Literature and Education, she taught elementary and advanced level Korean language and literatures at the UW- Madison. Her areas of interests are curriculum reforms, teacher education, language and multicultural issues of immigrant students.