University of Medicine and Dentistry of New Jersey, New Jersey Medical School

Massachusetts General Hospital, Harvard Medical School, Neurosurgery, Director MGH …

Rutgers University, New Jersey Medical School, Neurological Institute of New Jersey

Head of Department, Dept. of Neurosurgery, The National Hospital of Denmark …

Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo

Assistant Professor of Neurosurgery, Columbia University

Professor and Vice Chairman, Department of Neurosurgery, University of South Florida …

Professor of Neurosurgery, King Saud University, Riyadh, Saudi Arabia

Northwestern University

Beth Israel Deaconess Medical Center, Harvard Medical School