Publications

Brosius, H.-B., Haas, A., & Unkel, J. (2022). Methoden der empirischen Kommunikationsforschung. Eine Einführung [Methods of empirical communication research. An introduction]. Wiesbaden, Germany: Springer.

Unkel, J. (2019). Informationsselektion mit Suchmaschinen. Wahrnehmung und Auswahl von Suchresultaten [Information selection with search engines. Perception and selection of search results]. Baden-Baden, Germany: Nomos.

Kümpel, A. S., Anter, L., & Unkel, J. (2022). What does “being informed” mean? Assessing social media users’ self-concepts of informedness. Media and Communication, 10(3). doi: 10.17645/mac.v10i3.5310 

Unkel, J., & Kümpel, A. S. (2022). Patterns of incivility on U.S. congress members’ social media accounts: A comprehensive analysis of the influence of platform, post, and person characteristics. Frontiers in Political Science, 4. doi: 10.3389/fpos.2022.809805 

Dienlin, T., Johannes, N., Bowman, N. D., Masur, P. K., Engesser, S., Kümpel, A. S., Lukito, J., Bier, L. M., Zhang, R., Johnson, B. K., Huskey, R., Schneider, F. M., Breuer, J., Parry, D. A., Vermeulen, I., Fisher, J. T., Banks, J., Weber, R., Ellis, D. A., Smits, T., Ivory, J. D., Trepte, S., McEwan, B., Rinke, E. M., Neubaum, G., Winter, S., Carpenter, C. J., Krämer, N. C., Utz, S., Unkel, J., Wang, X., Davidson, B. I., Kim, N., Won, A. S., Domahidi, E., Lewis, N. A., & de Vreese, C. (2021). An agenda for open science in Communication. Journal of Communication, 71(1), 1–26. doi: 10.1093/joc/jqz052

Kümpel, A. S., & Unkel, J. (2021). (Why) does comment presentation order matter for the effects of user comments? Assessing the role of the availability heuristic and the bandwagon heuristic. Communication Research Reports, 38(4), 217–228. doi: 10.1080/08824096.2021.1915269

Unkel, J. (2021). Measuring selective exposure in mock website experiments: A simple, free, and open-source solution. Communication Methods and Measures, 25(1), 1–16. doi: 10.1080/19312458.2019.1708284

Unkel, J., & Haim, M. (2021). Googling politics: Parties, sources, and issue ownerships on Google in the 2017 German Federal Election campaign. Social Science Computer Review, 39(5), 844–861. doi: 10.1177/2F0894439319881634

Kümpel, A. S., & Unkel, J. (2020). Negativity wins at last: How presentation order and valence of user comments affect perceptions of journalistic quality. Journal of Media Psychology, 32, 89–99. doi: 10.1027/1864-1105/a000261

Possler, D., Kümpel, A. S., & Unkel, J. (2020). Entertainment motivations and gaming-specific gratifications as antecedents of digital game enjoyment and appreciation. Psychology of Popular Media Culture, 9, 541-552. doi: 10.1037/ppm0000248

Unkel, J., & Kümpel, A. S. (2020). (A)synchronous communication about TV series on social media: A multi-method investigation of Reddit discussions. Media and Communication, 8, 180-190. doi: 10.17645/mac.v8i3.3046

Haas, A., & Unkel, J. (2017). Ranking versus reputation: perception and effects of search result credibility. Behaviour & Information Technology, 36, 1285–1298. doi: 10.1080/0144929X.2017.1381166

Kümpel, A. S., & Unkel, J. (2017). The effects of digital games on hedonic, eudaimonic and telic entertainment experiences. Journal of Gaming & Virtual Worlds, 9, 21–37. doi: 10.1386/jgvw.9.1.21_1

Unkel, J., & Haas, A. (2017). The effects of credibility cues on the selection of search engine results. Journal of the Association for Information Science and Technology, 68, 1850–1862. doi: 10.1002/asi.23820

Haas, A., & Unkel, J. (2015). Glaubwürdigkeit und Selektion von Suchergebnissen. Der Einfluss von Platzierung, Reputation, Neutralität und sozialen Empfehlungen bei der Nutzung von Suchmaschinen [Crediblity and selection of search results. The effects of ranking, reputation, neutrality, and social recommendations in search engine use]. Medien & Kommunikationswissenschaft, 63, 363–382. doi: 10.5771/1615-634X-2015-3-363

Schwabl, P., Unkel, J., & Haim, M. (in press). Vielfalt bei Google? Vielzahl, Ausgewogenheit und Verschiedenheit wahlbezogener Suchergebnisse [Diversity on Google? Multiplicity, balance and diversity of election-related search results]. In C. Holtz-Bacha (Ed.), Die (Massen-)Medien im Wahlkampf: Die Bundestagswahl 2021. Wiesbaden: Springer VS.

Kümpel, A. S., & Unkel, J. (2021). Verarbeitung politischer Informationen [Processing of political information]. In I. Borucki, K. K. Königslöw, S. Marschall, & T. Zerback (Eds.), Handbuch Politische Kommunikation. Wiesbaden: Springer VS. doi: 10.1007/978-3-658-26242-6_35-1

Brosius, H.-B., & Unkel, J. (2016). Processing the News: How People Tame the Information Tide von Doris A. Graber (1984) [Processing the News: How People Tame the Information Tide by Doris A. Graber (1984)]. In M. Potthoff (Ed.), Schlüsselwerke der Medienwirkungsforschung (pp. 219–230). Wiesbaden, Germany: Springer VS. doi: 10.1007/978-3-658-09923-7_19

Unkel, J. (2019). Mediathek. In H. Pöttker (Ed.), Journalistikon – Das Wörterbuch der Journalistik. Cologne, Germany: Herbert von Halem. Available online: http://journalistikon.de/mediathek/

Unkel, J. (2018). Suchmaschine. In H. Pöttker (Ed.), Journalistikon – Das Wörterbuch der Journalistik. Cologne, Germany: Herbert von Halem. Available online: http://journalistikon.de/suchmaschine/

Unkel, J. (2018). Suchmaschinenoptimierung (SEO). In H. Pöttker (Ed.), Journalistikon – Das Wörterbuch der Journalistik. Cologne, Germany: Herbert von Halem. Available online: http://journalistikon.de/suchmaschinenoptimierung-seo/

Unkel, J., & Kümpel, A. S. (2020). (A)synchronous Communication About TV Series on Social Media: A Multi-Method Investigation of Reddit Discussions [Replication data]. https://doi.org/10.17605/OSF.IO/7V49T

Unkel, J., & Haim, M. (2019). Googling politics: Parties, sources, and issue ownerships on Google in the 2017 German Federal Election campaign [Replication data]. https://doi.org/10.17605/OSF.IO/5U9CN

Unkel, J., & Kümpel, A. S. (2019). How comment presentation order and valence affect users’ quality perceptions [Replication data]. https://doi.org/10.17605/OSF.IO/R867V

Unkel, J. (2018). Selektives Googeln. Die Online-Informationssuche zwischen Glaubwürdigkeit, Einstellungskonsistenz und Bequemlichkeit. [Dissertation project data] https://doi.org/10.17605/OSF.IO/64TMN