Alex Pyron, George Washington University (IMAGE) George Washington University Caption Alex Pyron is the Robert F. Griggs Assistant Professor of Biology in the Columbian College of Arts and Sciences at the George Washington University. Credit The George Washington University 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.