Gregory T. Whitman MD is a board-certified neurologist with an active clinical practice in Irvine, CA and Newport Beach, CA. He is an expert on Otoneurology, General Neurology, dizziness, vertigo, BPPV, gait, balance, falls, inner ear and vestibular disorders, vestibular neuritis, labyrinthitis, Meniere's disease, vestibular tests, VNG, labyrinthine concussion, orthostatic intolerance, syncope, loss of consciousness, neurological effects of medications, concussion, traumatic brain injury, TBI, stroke, brain hemorrhage, Alzheimer disease, Parkinson disease, cognitive impairment, dementia, brain injury, neuropathy, spinal disorders, disability, and other areas of Neurology. Formerly on medical faculty at Harvard, UCLA and UC Irvine. Previous Neurology Residency Program Director, Neurology Clerkship Director. Contributor to multiple medical books. Co-author of "Dizziness Why You Feel Dizzy and What Will Help You Feel Better" (Johns Hopkins U. Press). Experienced public speaker. Over 10 years’ forensic experience, including depositions and testimony in state and federal court. Has never had testimony excluded.