Warren Piers, University of Calgary (IMAGE) University of Calgary Caption This is Warren Piers, namesake of the Piers catalyst, in his laboratory at the University of Calgary. Credit Meghan Sired, University of Calgary 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.