Joseph Thornton, University of Oregon (IMAGE) University of Oregon Caption Joseph Thornton of the University of Oregon has found studied how a key protein evolved from its ancient form to one with many faces today. Credit University of Oregon 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.