Ray Pearson, Lehigh University (IMAGE) Lehigh University Caption This is Ray Pearson in his lab at Lehigh University. Credit Lehigh University Usage Restrictions This image may only be used with appropriate caption or 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.