(English) Born in Seoul, Yoo majored in creative writing at the Seoul Institute of the Arts. In 2006, her story Soonhee’s house was selected in the MBC Children’s Story Awards, and she also received the Blue Literature Award in 2010 for Rules for winning eraser games. Yoo is the happiest when she is writing, talking with her twin girls, and meeting with her readers at lectures. Her stories such as Rules for winning eraser games and Space hotel have been included in grade school textbooks. She has written other books such as The strange elevator, Jimin says she didn’t do it! and Who is the real Snow White, etc. 

(English2) Yoo was born in Seoul and studied creative writing at Seoul Institute of the Arts. She received the 2006 MBC Children's Story grand prize for Sunhee's House and for her work The Rules for Eraser Game, she was honored with the 2010 Pureun Literary Award. Her works include The Day I Cut Off My Smartphone, Ahn Jung-geun: The Star of Peace in Harbin, and The 13th Princess.