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Securitization as a theory of media effects : the contest over the framing of political violence
(University of Missouri--Columbia, 2007)
This dissertation proposes a particular form of media framing effect from securitization, a process in which political actors seek to create consensus about security related issues such as terrorism and immigration by ...
William Apess, Elias Boudinot, and Samuel Cornish : Native Americans and African-Americans looking for freedom of expression, representation, and rhetorical sovereignty during the age of Jackson
(University of Missouri--Columbia, 2006)
, despite pressures that put some limits upon that freedom of expression and form of sovereignty. Pequot writer William Apess, Cherokee editor Elias Boudinot, and African-American editor Samuel Cornish sought and practiced the right to represent themselves...
The socially filtered media agenda : a study of agenda setting among news outlets on Twitter
(University of Missouri--Columbia, 2010)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This study examines whether and how Twitter users set the agenda for legacy media outlets by sharing news URLs. It also investigates which news story ...
Human vs. machine as message source in advertising: examining the persuasiveness of brand influencer type and the mediating role of source credibility for advertising effectiveness in social media advertising
(University of Missouri--Columbia, 2022)
of this transformation of message source (from human to machine) is urgently needed but rarely conducted to date. The most apparent machine sources, SMIs, are already being put to use in practice without fully understanding their effectiveness and risk, to replace human...
A content analysis of word choice in social media news coverage of mass shootings
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This study examined how news organizations utilized Twitter to report on the 2018 shooting at Marjory Stoneman Douglas High School in Parkland, Florida. ...