Professor of Orthopaedic Surgery

National and Kapodistrian University of Athens

Professor of Clinical Orthopedic Surgery, Hospital for Special Surgery

Director of Clinical Research at Rothman Orthopaedic Institute, at TJUH.

London Health Sciences Center

Orthopaedic Surgery, Long Beach Lakewood Orthopedic Institute

Professor, Department of Orthopaedic Surgery, University of California San Francisco,

University of Southern California

Professor of Orthopedic Surgery and Traumatology

Associate Professor of Orthopedic Surgery, Brown University