Portable electroencephalogram (EEG) technology (IMAGE) New York University Caption The researchers used portable electroencephalogram (EEG) technology (pictured above) to measure the brainwaves of students and instructors. Credit Image courtesy of Diane Quinn, © 2015 Trevor Day School. Usage Restrictions Use with this study only 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.