Stig Brorson is a consultant shoulder surgeon and professor in orthopaedics at University of Copenhagen. He has completed studies in philosophy, archaeology and classical civilization. He holds a PhD in medical philosophy and a DMSc in fractures of the proximal humerus. He has published extensively on evidence-based orthopedics, clinical epidemiology, decision theory, history and philosophy of medicine. He is a leading expert in shoulder fractures and has published scholarly papers and book chapters on most aspects of these injuries covering their history, classification, evidence-based practice, decision-making, management and prognosis. Annually, he is responsible for the treatment of about 200 patients with displaced shoulder fractures at a Danish university hospital and he has authored national and international treatment guidelines. For two decades he has conducted clinical trials and summarized clinical evidence on shoulder fractures in systematic reviews andmeta-analyses. He is a sought after medical advisor, teacher, textbook author and supervisor in evidence-based medicine, clinical decision-making and shoulder surgery. He is a proponent of evidence-based orthopaedic practice, patient involvement and clinical ethics. He has questioned the benefits of surgery in certain geriatric upper limb injuries and he is an advocator of de-implementation of low-value surgical interventions.