HandsOnBrain (IMAGE) Johns Hopkins Medicine Caption This is an illustration showing the electrode array on the subject's brain, including a representation of what part of the brain controls each finger. Credit Guy Hotson Usage Restrictions Credit must be given to Guy Hotson License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.