Kathleen Hall Jamieson (born November 24, 1946) is an American professor of communication and the director of the Annenberg Public Policy Center at the University of Pennsylvania.

[3] Jamieson has won university-wide teaching awards at each of the three universities at which she has taught and has delivered the American Political Science Association’s Ithiel de Sola Poole Lecture, the National Communication Association’s Arnold Lecture, and the NASEM Division of Behavioral and Social Sciences and Education Henry and Bryna David Lecture[4] Jamieson’s work has been funded by the FDA and the MacArthur, Ford, Carnegie, Pew, Robert Wood Johnson, Packard, and Annenberg Foundations.

Some of her most notable books are Presidents Creating the Presidency (University of Chicago Press, 2008), Echo Chamber: Rush Limbaugh and the Conservative Media Establishment (Oxford University Press, 2008), and unSpun: Finding Facts in a World of Disinformation (Random House, 2007).

Jamieson also received the Henry Allen Moe prize from the American Philosophical Society in 2016 for her paper "Implications of the Demise of ‘Fact’ in Political Discourse.

"[8] Cyberwar: How Russian Hackers and Trolls Helped Elect a President won the 2019 R. R. Hawkins Award from the Association of American Publishers,[11] and was a Book of the Year in The Times Literary Supplement.

She argues that, although campaigns can be somewhat sleazy and vague, political advertising is a necessity in America, because it reminds voters that they really do have a say in their government.

From their findings, Jamieson and Cappella pioneered the idea that the manner in which the media presents politics leads to some people to choose to not vote.