Centennial Medalists for 2012 include Aaron, Eikenberry, Hopkins, Keohane

The Graduate School of Arts and Sciences Centennial Medal, first awarded in 1989 on the occasion of the school’s hundredth anniversary, honors alumni who have made notable contributions to society that emerged from their graduate study at Harvard. It is the highest honor the Graduate School bestows, and awardees include some of Harvard’s most accomplished alumni. The 2012 recipients, announced at a ceremony on May 23, are: Daniel Aaron, Ph.D. ’43, Litt.D. ’07, founding president of the Library of America and Thomas professor of English and American literature emeritus at Harvard; East Asia expert Karl Eikenberry, A.M. ’81, a political and military leader who served as U.S. ambassador to Afghanistan from 2009 to 2011; Nancy Hopkins ’64, Ph.D. ’71, a professor of biology at MIT who has blazed a trail for women in science; and international-relations scholar Robert Keohane, Ph.D. ’66, professor of public and international affairs at Princeton’s Woodrow Wilson School.