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19th-Century Theory of Public Opinion in the Light of Present
Šimečková, Michaela ; Vinopal, Jiří (advisor) ; Šubrt, Jiří (referee)
This diploma thesis is thematically oriented towards early theories of public opinion of the late 19th century. Concretely, it deals with the theories of Alexis de Tocqueville, John Stuart Mill and James Bryce. The thesis presents an analysis, interpretation and a comparison of these three thinkers and concentrates on the following topics: the definition of the term "public opinion"; the formation of public opinion; the influence individuals, groups and society as a whole have on public opinion; and the role the media play in public opinion. Further, it shows how these authors' thoughts are continued in selected 20th century theories of public opinion, namely in Walter Lippmann's concept of public opinion, the Two-step flow model developed by Elihu Katz and Paul Lazarsfeld, Elisabeth Noelle-Neumann's Spiral of Silence, Irving Crespi's theory of the Public Opinion Process and Giovanni Sartori's "cascade model" of public opinion. Key words: public opinion, media, Two-step flow model, Spiral of Silence, Public Opinion Process, cascade model of public opinion, Alexis de Tocqeuville, John Stuart Mill, James Bryce, W. Lippmann, E. Katz, P. Lazarsfeld, E. Noelle-Neumann, I. Crespi, G. Sartori
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Structures of Public Communication at the News Server
Pilnáček, Matouš ; Vinopal, Jiří (advisor) ; Lupač, Petr (referee)
This thesis has an aim to bring theoretical and empirical knowledge, which can be used to improve quality of multi-agent based modelling of public opinion. In the theoretical part is introduced the analytical sociology as methodological basis and the theory of the public opinion process as substantive basis. Based on these theories is defined the aim of the empirical work: explore the stability of communication structures leading to emergence of mutual awareness of actors in the public debate. For the research are used news comments and its rating by other users from the news server iDNES.cz. The data are analyzed using social network analysis. It is revealed that a number of characteristics is applicable to multi-agent model. At the same time work brings interesting findings about the internet discussion and public communication. The main empirical finding is that despite large turn-over of discussing individuals, communication structures remain stable over time.
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19th-Century Theory of Public Opinion in the Light of Present
Šimečková, Michaela ; Vinopal, Jiří (advisor) ; Šubrt, Jiří (referee)
This diploma thesis is thematically oriented towards early theories of public opinion of the late 19th century. Concretely, it deals with the theories of Alexis de Tocqueville, John Stuart Mill and James Bryce. The thesis presents an analysis, interpretation and a comparison of these three thinkers and concentrates on the following topics: the definition of the term "public opinion"; the formation of public opinion; the influence individuals, groups and society as a whole have on public opinion; and the role the media play in public opinion. Further, it shows how these authors' thoughts are continued in selected 20th century theories of public opinion, namely in Walter Lippmann's concept of public opinion, the Two-step flow model developed by Elihu Katz and Paul Lazarsfeld, Elisabeth Noelle-Neumann's Spiral of Silence, Irving Crespi's theory of the Public Opinion Process and Giovanni Sartori's "cascade model" of public opinion. Key words: public opinion, media, Two-step flow model, Spiral of Silence, Public Opinion Process, cascade model of public opinion, Alexis de Tocqeuville, John Stuart Mill, James Bryce, W. Lippmann, E. Katz, P. Lazarsfeld, E. Noelle-Neumann, I. Crespi, G. Sartori
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