Division Five (1968–1972) Mabel Walker Willebrandt (J.D. 1916, LL.M. 1917) – U.S. Assistant Attorney General, 1921–1929 Military Ambassadors Presidential staff Herbert G. Klein (B.A. 1940) – former White House Communications Director Fred Ryan (B.A. 1977, J.D. 1980) – Assistant and Chief of Staff for Ronald Reagan Donald Segretti (B.A. 1963) – political operative for Richard Nixon Ron Ziegler (B.A. 1961) – former White House Press Secretary State officials Miscellaneous Print and broadcast media Other Notable faculty members A–K L–Z References External links USC Alumni Association website About USC Faculty University of Southern California people University of Southern California people