Tobin Marks and Henry C. Walter (IMAGE) The Camille and Henry Dreyfus Foundation, Inc. Caption Tobin Marks, 2011 Dreyfus Prize recipient (left), and Henry Walter, President, Camille and Henry Dreyfus Foundation. Credit Photo by Bruce Powell 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.