Head of Department Small Animal Diseases, University of Veterinary Medicine Hannover

Surgical Neurology Branch, NINDS, National Institutes of Health

Consultant Spinal Neurosurgeon

Former Director, Neurosurgery Center of Colorado. Director, The Chiari Care Center

Department of Neurosurgery, Xuanwu Hospital, Capital Medical University

Adjunct Lecturer, School of Civil & Mechanical Engineering, Curtin University

University of Akron

Fysioterapeut i rygmarvsskade

Director, Whiplash and Injury Clinics