As a professor of journalism and public diplomacy at USC Annenberg, Philip Seib concentrates on the linkages between media, war and terrorism, in addition to public diplomacy issues.

Seib joined USC Annenberg from Marquette University in Milwaukee, Wis., where he was the Lucius W. Nieman Professor of Journalism. As holder of this endowed chair, Seib focused on international news coverage, media ethics and new technologies. He was also the director of Marquette's Nieman Symposia, examining current journalism issues.

Seib’s research interests include the effects of news coverage on foreign policy, political journalism, and media convergence. He is author or editor of 18 books, including: Headline Diplomacy: How News Coverage Affects Foreign Policy; The Global Journalist: News and Conscience in a World of Conflict; Broadcasts from the Blitz: How Edward R. Murrow Helped Lead America into War; and Beyond the Front Lines: How the News Media Cover a World Shaped by War. His most recent books, New Media and the Middle East and The Al Jazeera Effect, were published in 2007 and 2008, respectively. He is also the series editor of the Palgrave Macmillan Series in International Political Communication and is co-editor of the journal Media, War, and Conflict, published by Sage.

Prior to teaching at Marquette, Seib was a professor in the Department of Journalism at Southern Methodist University from 1982 to 1999. During this time he also served as a political analyst for WFAA Television in Dallas and as a columnist for the Dallas Morning News.