Brett Byram, Vanderbilt University (IMAGE) Vanderbilt University Caption Brett Byram, assistant professor of biomedical engineering, is developing a helmet that allows for brain ultrasound imaging. Credit Daniel Dubois/Vanderbilt 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.