Prof. Dr. med. Karl Stoffel was born in Switzerland and is also an Australian citizen. He received his undergraduate and medical degrees from the University of Bern and the University of Western Australia. He completed his residency at the Kantonsspital, St.Gallen, and became a fellow of the Royal Australasian College of Surgeons. Following his residency, he spent nearly two years devoted to clinical and basic science research in the fields of trauma and adult reconstructive surgery. He worked for several years at the University of Western Australia in Fremantle/Perth, before he returned in 2014 to Basel. He is currently a professor of orthopaedic surgery at the University of Basel, medial leader at the Orthopaedic Department at the Bethesda Hospital, and is leading the hip and pelvis team at both the University Hospital and the Bethesda Hospital. Prof. Stoffel is a busy clinician who specializes in the full range of modern joint-preserving hip and pelvic surgeries, including hip arthroscopy, corrective osteotomies, and minimally invasive and muscle-sparing primary and revision total joint arthroplasty. As a respected researcher, he has more than 70 peer-reviewed publications and more than 300 national and international presentations on topics including trauma and arthroplasty. He is a member of the Swiss and Australian Orthopaedic Association, with full accreditation to practice in both countries.