Conference presentations (English only)

Presentations at scientific conferences

Selectivity – the fuel that drives false news. The return of an old concept of media effects research in times of online communication. Paper for the Cyberspace Conference 2017 in Brno, Czech Republic, November 24-25, 2017.

Political Campaigning in Social Network Sites: Do Campaign Aids appear to be Opinion Leaders Online? Paper for the Panel “Same same, but different? Opinion Leadership in the Virtual World” (Stephanie Geise, U of Erfurt) for the Annual Conference of the International Communication Association (ICA) in San Juan, Puerto Rico, May 21-25, 2015 (with Nicole Podschuweit, Danny Schmidt, Winja Weber, & Simon Kruschinski).

Wikipedia and breaking news. How amateur encyclopedia editors cope with the challenges of online journalism. Paper for the Cyberspace Conference 2014 in Brno, Czech Republic, November 28-29, 2014.

Politicians on Facebook: Is it wise to post personal content? Paper for the Cyberspace Conference 2014 in Brno, Czech Republic, November 28-29, 2014 (with Nikolaus Jackob).

Political Homophily and the Influence of Social Network Use on the Perception of Poll Results. Paper for the 67th Annual Conference of the World Association for Public Opinion Research (WAPOR), September 4-6, 2014 in Nice, France (with Thomas Petersen, Young Min Baek, Nikolaus Jackob, & Katrin Döveling).

The Spiral of Silence – A Key Concept for Corporate Reputation Management. Paper for the 18th International Conference on Corporate Reputation, Brand Identity and Competitiveness, 03. bis 05. Juni 2014 in Miami, Fl., USA.

The role of door-to-door-campaigning in the 2013 German general election campaign. Paper Presentation at the 69th Annual Conference of the American Association for Public Opinion Research (AAPOR), May 15-18, 2014 in Anaheim, California, USA (with Nicole Podschuweit).

Vested Interests? The Dispute about the portrayal of brands, firms, and corporations in Wikipedia. Paper for the Cyberspace Conference 2013 in Brno, Czech Republic, November 22-23, 2013.

The influence of product placements on the credibility of TV journalism. An RTR-assisted experiment on the relations between product placements, judgmental expert statements, and viewer ratings of an advisory broadcast. Paper for the IAMCR 2013, June 25-29, 2013 in Dublin, Ireland. (With Nikolaus Jackob and Karl N. Renner)

Wikipedia’s portrayals of large corporations – An analysis of corporate reputation dimensions in the English and German version of Wikipedia. Paper for the Reputation Institute’s 17th International Conference on Corporate Reputation, Brand, Identity and Competitiveness June 5–7, 2013 in Barcelona, Spain. (With Sabine Einwiller)

Iconoclasm? The dispute over filtering “indecent” imagery in Wikipedia. Paper for the Cyberspace Conference 2012 in Brno, Czech Republic, November 30 – December 1, 2012.

Talking Popper and performing Feyerabend. Why epistemology is unpopular among social scientists. Paper presented at the RC33 Eighth International Conference on Social Science Methodology, July 9-13, 2012 in Sydney, Australia.

Heroes, Villains, and Fools: Public Opinion and Social Control in the Internet. Paper for the 65th WAPOR annual Conference in Hong Kong, June 14-16, 2012.

The Spiral of Silence in Wikipedia Research. Paper for the Annual Conference of the International Communication Association (ICA) in Phoenix, Arizona, USA, May 24-28, 2012.

Wikipedia and Political Communication. The Role of the Online Encyclopedia in the German 2009 National Election Campaign. Paper for the Annual Conference of the American Association for Public Opinion Research (AAPOR) in Orlando, Florida, USA, May 17-20, 2012 (with Nicole Podschuweit).

Dimensions of Media Change. Paper for the Cyberspace Conference, November 24-26, 2011 in Brno, Czech Republic.

How TV News Excite Search Activities on the Web: Dynamic Transactions between Tagesschau and Wikipedia. Paper for the WAPOR 64th Annual Conference: Public Opinion and the Internet. September 21-23, 2011, Amsterdam, The Netherlands (with Stefan Geiss & Melanie Leidecker).

Wikipedia’s Potential to Shape Public Opinion. Paper for the WAPOR 64th Annual Conference: Public Opinion and the Internet. September 21-23, 2011, Amsterdam, The Netherlands (with Nicole Podschuweit). [Full Paper, PDF, 448 KB]

Political Communication in Wikipedia: Theory, Methodology, and Findings. Paper for the 6th ECPR General Conference. August 24-27, 2011, Reykjavík, Iceland.

Vandalism and conflict resolution in Wikipedia. An empirical analysis on how a large-scale web-based community deals with breaches of the online peace. Paper prepared for the IADIS International Conference “Web-Based Communities and Social Media 2011” in Rome, Italy July 22-24, 2011. [Full Paper, PDF, 386 KB]

The social nature of user accounts – a spiral of silence approach to the Wikipedia community. Paper for the IAMCR Conference 2011, July 13-17, 2011 in Istanbul, Turkey.

Media Convergence – Dimensions of an Evolving Concept. Paper for the Cyberspace Conference 2010 in Brno, Czech Republic, November 26-28, 2010. (No presentation due to sickness of author)

Online vs. Offline bullying. An experimental comparison. Paper for the Cyberspace Conference 2010 in Brno, Czech Republic, November 26-28, 2010. (With Ruth Fischer, Janina Fortmann, and Sarah Levy – no presentation due to sickness of author)

Understanding Public Opinion: Theoretical Challenges in Spiral of Silence Research. Paper prepared for the Conference of the International Association for Media and Communication Research in Braga, Portugal, July 18 – 22, 2010. [Full Paper, PDF, 491 KB]

Challenges in Spiral of Silence Research. Paper presented at the 63rd Annual Conference of the World Association for Public Opinion Research in Chicago, Illinois, USA, May 11 – 13, 2010. [Full Paper, PDF, 487 KB]

“Credits to the unknown many” – Authorship in Wikipedia: Legal requirements, community opinions, and technical boundaries. Paper presented at the Cyberspace Conference 2009 in Brno, Czech Republic, November 20 – 21, 2009.

Wikipedia and Public Opinion: The Online Encyclopedia as a Transmission Belt for Political Communication. Paper presented at the Second Cairo International Conference on Public Opinion Polls “Public Opinion Polls in a Changing Society.” Cairo, Egypt, November 8-9, 2009. [Full Paper, PDF, 193 KB]

Milestones in Spiral of Silence Research. Paper for the WAPOR Conference on “Public Opinion and Survey Research in a Changing World”. September 11th to September 13th, 2009 in Lausanne, Switzerland. [Full Paper, PDF, 207 KB]

Scientific Survey Research and Unscientific “Layman Polling”:
Epistemology as a Quality Criterion. Paper presented at the WAPOR Thematic Seminar on Quality Criteria in Survey Research VII in Cadenabbia, Italy, July 10-12, 2008. [Full Paper, PDF, 400 KB]

The Explanatory Power of the RTR-Graphs: Measuring the Effects of Verbal and Non-Verbal Presentation in Persuasive Communication. Paper presented at the 2nd European Communication Conference in Barcelona, Spain, November 25-28, 2008 (with Nikolaus Jackob and Thomas Petersen).

Opinion Formation in Wikipedia – Theory, Measurement and Findings. Paper presented at the Cyberspace Conference 2007 in Brno, Czech Republic, November 30 – December 1, 2007.

Arguments matter. Mediating effects of nonverbal communication on the perception of a persuasive speech on globalization. Paper presented at the 60th Annual Conference of the World Association of Public Opinion Research (WAPOR) in Berlin, Germany, September 19 – 21, 2007 (with Thomas Petersen and Nikolaus Jackob).

Wikipedia and Public Opinion. Paper presented at the 60th Annual Conference of the World Association of Public Opinion Research (WAPOR) in Berlin, Germany, September 19 – 21, 2007. [Full Paper, PDF, 220 KB]

A New Approach for Quantitatively Measuring the Effect of Moving Images. Paper presented at the 57th annual ICA Conference in San Francisco, California, USA, May 24-28, 2007 (with Thomas Petersen and Nikolaus Jackob).

Extremism in Cyberspace. How Political, Ideological, and Religious Extremists and Intense Minorities Make Use of the World Wide Web. Paper presented at the Cyberspace Conference 2006 in Brno, Czech Republic, November 24-25, 2006.

As time goes by – The variability of social reality and its effects on survey research. Paper presented at the WAPOR Thematic Seminar on Quality Criteria in Survey Research in Cadenabbia, Italy, June 29 – July 1, 2006. [Full Paper, PDF, 299 KB]

Perception and Assessment of Left- and Right-Wing Extremism by Public Opinion. An Experimental Study. Paper presented at the 59th WAPOR Annual Conference in Montreal, Canada, May 16-18, 2006. (With Sandra Siebert) [Full Paper, PDF, 220 KB]

Use of Electronic Guestbooks and Bulletin Board Systems on Right- and Left-wing extremists’ Web sites. Paper presented at the Cyberspace Conference 2005 in Brno, Czech Republic, November 7-8, 2005.

Confucian Tradition, Public Opinion, and Government in the New Economic Powerhouses of Asia. Paper presented at the WAPOR 58th Annual Conference in Cannes, France, September 15-17, 2005. [Full Paper, PDF, 205 KB]

Prevalence, Technology, Design and Use of Polling on Websites. Quality Criteria despite the Impossibility of Representativeness? Paper presented at the WAPOR Thematic Seminar on Quality Criteria in Survey Research V in Cadenabbia, Italy, June 24-26, 2004.

Survey Research and modern Philosophy of Science. Paper presented at the WAPOR Thematic Seminar on Quality Criteria in Survey Research III in Cadenabbia, Italy, June 29 – July 1, 2000.

Panels und Sessions / Panels and Sessions

Combining content analysis and survey data: implications and perspectives in individual-level media effects research. Session for the RC33 Eighth International Conference on Social Science Methodology, July 9-13, 2012 in Sydney, Australia.