AMES, Iowa – Karl A. Gschneidner, Jr., senior metallurgist at the U.S. Department of Energy’s Ames Laboratory, has been awarded the prestigious Acta Materialia Gold Medal, considered by many scientists and engineers to be the top award worldwide in the field of materials research. Gschneidner received the award during the 2008 annual meeting of The Minerals, Metals & Materials Society in New Orleans, La. on March 11, 2008, where Ames Lab senior metallurgist Iver Anderson was honored also with a TMS Distinguished Scientist/Engineer award.