Guosong Hong (IMAGE) Stanford University School of Engineering Caption Guosong Hong, assistant professor of materials science and engineering and faculty scholar at the Wu Tsai Neurosciences Institute, Stanford University Credit Steve Fisch, for Wu Tsai Neurosciences Institute Usage Restrictions Use photo credit License Original 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.