Dr. Kim Seon Hahn is Professor and Colorectal Consultant working at Department of Surgery, Universiti Malaya Faculty of Medicine, Kuala Lumpur, Malaysia from Sep 2022. He had been Professor of Colorectal Division, Department of Surgery, Korea University College of Medicine, Seoul, Korea (2006-2022). He has been specifically interested in robotic and minimally invasive surgery and surgical anatomy in the colorectum during the past 30 years, and have performed more than 3500 laparoscopic colon and rectal resections and over 1000 robotic rectal resections, mainly for cancer. Prof. Kim was the Founding President of Korean Association of Robotic Surgeons (KAROS, 2013-15) and the Chairman of the Korean Society of Endoscopic and Laparoscopic Surgeons (KSELS, 2014-16). He was awarded the Yeoh Ghim Seng Professor of Surgery by National University of Singapore (2008-14), and Dr. Anthony PC Yim Professorship in Minimally Invasive Surgery and Innovative Technology by Chinese University of Hong Kong (2011). He has been also invited as visiting scholar worldwide, including Cleveland Clinic, OH, USA (2009), Royal Brisbane Hospital in Australia (2011), National Cheng Gong University in Taiwan (2012/2015), Kumamoto University in Japan (2013), Karolinska Institute in Stockholm, Sweden (2015/2017), and University of Western Sydney, Australia (2018-2024).