Dietmar Salamon (IMAGE) American Mathematical Society Caption Dietmar Salamon, who is sharing the 2017 AMS Steele Prize for Exposition with Dusa McDuff. Credit Photo: Christina Buchmann Usage Restrictions 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.