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All Posts Tagged Tag: ‘agenda-setting’

Media Topics: A Dynamic Network Visualization

Topics in Mainstream Media:
A Dynamic Network Visualization

My doctoral dissertation (defended a few months back) studies a dynamic network of news outlets and the topics they cover over time. It implements a measure of media fragmentation and uses actor-based modeling to evaluate the impact of economic, political, organizational, and structural forces on certain properties of the media agenda. The key factors I look into include popularity, ownership, …

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MediaNets

Actors and Links in the Media System:
Taking a Network Perspective

Exploring the structure of relationships between news organizations, issues, and audience members is key to understanding the media system.  The paper I’m posting here (just presented at ICA 2011, Boston) looks into a range of network types available to media researchers: inter-organizational, semantic, issue, hyperlink, and social graphs. It discusses important predictors of tie formation and dissolution – and the theoretical …

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