“When looking at the brains of injured patients, Paul Broca (1824–1880) discovered that the left temporal cortex was responsible for speech. When Penfield electrically stimulated the brains of patients undergoing surgery, he confirmed the function of speech was in the left temporal lobe. We know that the motor cortex lies at the front of the brain in a strip along the midline. Sensory processing from the skin lies just to the back of the”