President Obana with PAEMST Recipients (IMAGE) U.S. National Science Foundation Caption President Barack Obama greets, makes remarks and takes a picture with PAEMST recipients in the East Room of the White House, May 20, 2011. Credit Official White House Photo by Lawrence Jackson 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.