Cognitive Assistant (IMAGE) Carnegie Mellon University Caption Zhou Chen, a Ph.D. student in computer science at Carnegie Mellon University, uses a cognitive assistant that monitors his efforts at freehand sketching with a Google Glass and provides step-by-step advice. Credit Carnegie Mellon University 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.