Lee Eunjae graduated from the Department of Creative Writing at Chugye University of Arts. She started her literary career by winning a prize in the Full-Length Story category at the MBC Creative Fairy Tale Awards. In 2016, she was selected as one of the Top 10 Fairy Tale Writers Representing Korea. Lee has written a number of books such as the Wrong series, including The Incorrectly Chosen Class President (included in certain elementary school Korean language textbooks), I’m Not Made of Sugar, and The Worst Child in the Whole School.