CAMBRIDGE, MA - JUNE 13: Honorary degree recipients pose during the 1968 Harvard University commencement in Cambridge, MA on Jun. 13, 1968. In front row, from left, are Marshall W. Nirenburg, Whitney M. Young, Willard Wirtz, Shah of Iran, Harvard President Nathan M. Pusey, William J. Brennan Jr., and Joan Miro. In rear, from left, are J.E. Wallace Sterling, Dorothy Crowfoot Hodgkin, Pedro G. Beltran, John H. Finley Jr., and Livingston T. Merchant. (Photo by Charles Dixon/The Boston Globe via Getty Images)