Figure (IMAGE) University of Tsukuba Caption A participant training in finger-tapping task and an agent (in this figure, a robot) watching the training. Credit University of Tsukuba Usage Restrictions Unauthorized use is prohibited 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.