BA, MS, PhD, University of Iowa

BSc, University of Lancaster, England; PhD, Massachusetts Institute of Technology

AB, Harvard College; PhD, University of Colorado

BA, MA, PhD, University of Cambridge

AB, AM, Harvard University; PhD, Cambridge University

BA, University of Wisconsin; MA, PhD, University of California, Berkeley

BA, DePauw University; MA, PhD, University of Michigan

BA, MA, University of the Sacred Heart; MA, University of Edinburgh; PhD, University of London

BA, Colgate University; MA, PhD, University of California, Los Angeles