Question for a brain injury attorney Los Angeles firm - Does it take a specialist or expert to handle a brain injury case? Cohen & Marzban Law Corporation believes the answer is yes-if the injured person wants to enhance the chances of a substantial recovery. Brain injuries often happen when a bicyclist or motorcycle rider is not wearing a protective helmet. A traumatic brain injury (TBI) often requires a medical expert to diagnose. Those injuries can be life altering and deserving of major compensation for the pain and suffering, the medical bills and for the loss of earnings and loss of earnings potential for the balance of the victim’s employable life.