Head of the Department for Orthopaedics and Trauma Surgery at the German Armed Forces Hospital Ulm

AO Fellow (UK), ARI Fellow (Switzerland), OTC Fellow (Spain), Adjunctive Associate Professor of Orthopaedics in Dubai Medical University, UAE

Head of the Shoulder Surgery Section, Senior Physician, the Department of Orthopedics and Trauma Surgery, the University Medical Center Freiburg

Professor and Head of the Tumor, Sepsis and Reconstruction Unit, the Division of Orthopedic Surgery, Stellenbosch University

Professor & Chairman Orthopaedics, School of Medicine, University of Leeds, United Kingdom

Assistant Professor of Orthopedic Surgery, Chobanian and Avedisian School of Medicine & Director of Spine Services, Boston Medical Center