LOCK HAVEN, Pa. - Renowned pianist Roger Williams performs during a donor recognition dinner at the Lock Haven University Durrwachter Alumni Conference Center on Saturday, April 19, 2008. Williams, know popularly as “Pianist to the Presidents,” has entertained every U.S. president since Harry Truman. Williams and his ensemble performed several of his greatest hits, which include “Autumn Leaves,” “Born Free,” and “The Impossible Dream.” The event was to recognize the donors – consisting of alumni, friends of the university, members of the community and corporate sponsors – who made the construction of the Durrwachter Alumni Conference Center possible.