Professor of Orthopaedics, Icahn School of Medicine at Mount Sinai

Asst Prof, Northeast Ohio Medical University

Professor, University of Southern Denmark

Orthopaedic Surgery, Washington University in Saint Louis

Consultant in Neurosurgery (Manchester)

Associate Professor, University of California San Francisco

Neurosurgery Resident, Massachusetts General Hospital

University Hospital Zurich, Balgrist University Clinic, University of Zurich

Research Scientist, CSMC

University Of Pennsylvania