Public Relations Director, The Korean Glaucoma Society, 11/10-11/12.
Secretary General, The Korean Glaucoma Society, 11/12-11/14
Scientific Program Director, The Korean Glaucoma Society, 11/14-11/16.
Director, Glaucoma Reading Committee of Korea National Health & Nutrition Examination Survey, 3/17-12/22
Chairman, Epidemiological Investigation Committee, The Korean Glaucoma Society, 11/18-12/22
Director, International Affairs, The Korean Glaucoma Society, 11/18-12/22
Director, Strategic Planning, The Korean Glaucoma Society, 12/2022- present
Glaucoma Section Editor, Korean Journal of Ophthalmology, 2020- present.