James E. Boggan, M.D., Professor and Acting Chair

Clinical Interests
Pituitary region tumors, pediatric neurosurgery, malignant brain tumors, tumors of the skull base, use of lasers in the treatment of neurosurgical disorders, chronic pain.

Surgical Expertise
Neuro-oncology, especially pituitary and skull base tumors
Pediatric neurosurgery
Chronic pain
Laser surgery

Research Interests and/or Investigations
Photodynamic therapy (PDT) of brain tumors

Investigates PDT of brain tumors, and use of laser light activation of photosensitizing localize drugs that in tumors.

Boron-Neutron capture therapy and imaging
Laser-based spectroscopy

Jon Hartmann, M.D., Assistant Professor, Radiology and Neurological Surgery

Clinical Expertise
Interventional neuroradiology

Research Interests and/or Investigations
Cerebral vascular abnormalities
Endovascular therapy
Clinical neuroscience

Kee D. Kim, M.D., Associate Professor

Clinical Interests
Complex spinal disease

Surgical Expertise
Complex, computer-assisted, minimally-invasive spinal surgery including instrumentation, movement disorder surgery, radiosurgery

Research Interests and/or Investigations
Computer-assisted spinal surgery, cadaveric study of the spine; spinal biomechanics, movement disorders

Kiarash Shahlaie, M.D., Ph.D., Assistant Professor

Clinical Interests
Pituitary region and skull base tumors.  Cranial nerve disorders.  Epilepsy and movement disorders, including Parkinson’s disease, dystonia, and essential tremor surgery.  Surgical and neurocritical care management of severe traumatic brain injury.

Surgical Expertise
Minimally invasive neurosurgical approaches, including expanded endoscopic endonasal approach (EEA) surgery, supraorbital keyhole craniotomy, and posterior fossa surgery.  Pituitary region tumors (endoscopic).  Microvascular decompression (endoscopic-assisted).  Deep brain stimulation surgery.  Epilepsy surgery.

Research Intersts and/or investigations
Principle investigator for various pre-clinical and clinical trials for management of traumatic brain injury, including targeted delivery of novel pharmaceuticals and deep brain stimulation to enhance cognitive outcome.  Novel therapies for epilepsy and advanced movement disorders.

Julian R. Youmans, M.D., Ph.D., Professor Emeritus

Clinical and Surgical Expertise
Anatomic physiology
Abnormalities of cerebral circulation
Central nervous system trauma

Writing and editing 4th Edition of six-volume textbook
Neurological Surgery used world-wide

Marike Zwienenberg-Lee, M.D., Assistant Professor

Clinical interest
Pediatric Neurosurgery

Surgical expertise
Fellowship trained pediatric neurosurgeon with expertise in the treatment of:

  • Hydrocephalus (including endoscopic treatment)
  • Pediatric brain and spinal cord tumors
  • Spinal dysraphism (spina bifida, tethered cord syndrome, lipomyelomeningocele)
  • Epilepsy (including resection, callosotomy, multiple pial transections, and Vagus Nerve Stimulation)
  • Craniofacial disorders (including endoscopic treatment and cranial distraction)
  • Spasticity
  • Cerebral trauma

Research interest
Traumatic brain injury: Development of clinically relevant experimental pediatric brain injury models. Study of repetitive concussion in experimental and clinical brain injury.