Professor, Department of Neurological Surgery, Indiana University School of Medicine
Member, Stark Neurosciences Research Institute, Centers and Institutes, Indiana University School of Medicine
Department Chair, Department of Neurology, Indiana University School of Medicine
Professor, Department of Neurology, Indiana University School of Medicine
Interim Chair, Department of Neurological Surgery, Indiana University School of Medicine
Chairman, Department of Neurology, Indiana University-Purdue University Indianapolis, School of Medicine (past)
Professor, IU Medical Group -Specialty Care