He has clinical interests in epilepsy, movement disorders, including Parkinson's disease, essential tremor and spasticity, trigeminal neuralgia, and brain tumors. In addition, he serves as the section head for neurotrauma and neurointensive monitoring. Dr. Gerrard also conducts research into the neurophysiological mechanisms of epilepsy and movement disorders. Dr. Gerrard completed his medical degree at University of Arizona, his residency in neurosurgery at the Massachusetts General Hospital and his fellowship in epilepsy surgery at Yale School of Medicine.