DS Neuron Locations (IMAGE) California Institute of Technology Caption This diagram shows areas in the mid-brain region where direction-selective neurons were found. Credit Guangying Wu/Caltech Usage Restrictions Okay with credit. 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.