Nervous system in older Patiria (IMAGE) Chan Zuckerberg Biohub Caption Laurent Formery, a CZ Biohub SF-supported postdoctoral scholar, is fascinated with the nervous system of the sea stars. Discovering that these creatures are “mostly head” has only increased his determination to learn more. Credit Laurent Formery/Evident Image of the Year Award Usage Restrictions with 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.