Welcome Prof. Kenji Inaba, the Vice-Chair of the Keck School of Medicine, University of Southern California (USC), USA, to serve as Siriraj International Visiting Scholar at the Department of Surgery, Faculty of Medicine Siriraj Hospital, Mahidol University, from July 21st – 27th, 2023. Prof. Inaba has brought his expertise in trauma, emergency surgery, and surgical critical care, benefiting both patients and future trauma surgeons through his extensive research, grants, and publication of over 660 scholarly articles. He is a distinguished leader in the field and a key figure in the American College of Surgeons’ STOP THE BLEED program.