I am currently working as a clinical assistant professor in the Department of Psychiatry, St.Vincent’s Hospital, College of Medicine, Catholic University of Korea. I have been working as a member of the organizing committee for the 1st Asian Narcolepsy & Hypersomnolence society meeting, a member of the organizing committee for the 2nd Asian Society of Sleep Medicine Congress in 2017. Also, I worked as a Secretary for the Editorial Committee, Korean Society of Sleep Medicine from 2018 to 2020. Thank you for the invitation to ASSM 2021, and I hope to see you soon in person after this time of COVID-19.