Seung Up Kim, M.D., Ph.D. is a Professor of Yonsei University College of Medicine. He is a member of Korean Association of the Study of the Liver and Korean Liver Cancer Study Group. He has more than 300 SCI(E) original, peer reviewed publications as primary or corresponding author. He acts as an Editor-in-Chief of Clinical and Molecular Hepatology (IF=8.337), an Associate Editor of Journal of Gastroenterology and Hepatology and Gut and liver, an Editorial Board of Clinical Gastroenterology and Hepatology, and an Academic Editor of PLoS One, Clinical and Translational Hepatology, and International Journal of Molecular Science. He is an invited referee for more than 20 SCI(E) journals including Lancet Gastroenterology and Hepatology, Gastroenterology, Hepatology, Journal of Hepatology, Gut, etc. His major research interests include sarcopenia, viral hepatitis, liver fibrosis, fatty liver disease, and liver cancer.