Wilder Penfield
Doctor
Canadian neuroscientist who developed a surgical treatment for epilepsy.
He devised a novel way to operate on epilepsy patients, letting them remain conscious under anesthesia while he probed their brain.
He founded and became the first Director of the now world-their Montreal Neurological Institute.
He operated on his sister's brain tumor, but couldn't remove all of it.
Norman Bethune is another well-known Canadian physician.