- Chair, Neurological Surgery
- Professor, Neurological Surgery
- Executive Vice Chair, Neurological Surgery
- Associate Professor, Neurological Surgery, Spine & Orthopaedic Surgery
- Director, Spine Program
- Vice Chair, Neurological Surgery
- Professor, Neurological Surgery
- Director, UT Southwestern Neurosurgery at Texas Health Dallas
- Vice Chair, Neurological Surgery
- Professor, Neurological Surgery & Radiology
- Director of the Microvascular Laboratory
- Duke Samson Chair of Neurological Surgery
- Vice Chair of Quality, Neurological Surgery
- Associate Professor & Chief, Neurological Surgery & Pediatrics
- Professor, Neurological Surgery
- Neurology and Neurotherapeutics Chief, Neurocritical Division
- Professor, Neurological Surgery & Radiology
- Director of the Neurological Surgery Residency Training Program
- Birsner Family Professorship in Neurological Surgery
