Cheon developed course materials for advanced level Korean language, enlarging the student enrollment. She advises undergraduate students, participates in academic conferences, serves as a committee member on academic associations, publishes regularly and introduces Korean culture to the broader public. She single-handedly envisioned, formulated and structured the BA Flagship Program in Korean, developed its curricula and recruited its students. Cheon creates a friendly atmosphere in her classes and is one of the most popular and respected teachers in the department.