Experimental Diagram (IMAGE) University of California - Santa Barbara Caption This diagram illustrates how the subjects in the experiment used their left hands to respond to the "notes" on a button box. Credit Illustration by Nicholas Wymbs Usage Restrictions None 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.